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Oliveira, I., and N. Guimarães, "Practical Neurophysiological Analysis of Readability as a Usability Dimension", Human Factors in Computing and Informatics: Springer Berlin Heidelberg, pp. 194–211, 2013.
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Oliveira, I., and N. Guimarães, "A tool for mental workload evaluation and adaptation", Proceedings of the 4th Augmented Human International Conference: ACM, pp. 138–141, 2013.
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Diniz, N. V., C. Duarte, and N. Guimarães, "Mapping interaction onto media façades", Proceedings of the 2012 International Symposium on Pervasive Displays: ACM, pp. 14, 2012.
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Prata, A., T. Chambel, and N. Guimarães, "Personalized Content Access in Interactive TV-Based Cross Media Environments", TV Content Analysis: Techniques and Applications: CRC Press, pp. 331, 2012.
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Prata, A., N. Guimarães, and T. Chambel, "Crossmedia personalized learning contexts", Proceedings of the 21st ACM conference on Hypertext and hypermedia: ACM, pp. 305–306, 2010.
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Prata, A., N. Guimarães, and T. Chambel, "Designing iTV based crossmedia personalized informal learning contexts", Proceedings of the 14th International Academic MindTrek Conference: Envisioning Future Media Environments: ACM, pp. 187–194, 2010.
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Oliveira, I., O. Grigore, N. Guimarães, and C. Duarte, "Experiences in reading detection with EEG signals", Proceedings of the 2010 ACM Symposium on Applied Computing: ACM, pp. 1236–1237, 2010.
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Prata, A., T. Chambel, and N. Guimarães, "Generation of crossmedia dynamic learning contexts from iTV", Proceedings of the 8th international interactive conference on Interactive TV&Video: ACM, pp. 91–100, 2010.
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Oliveira, I., O. Grigore, N. Guimarães, and L. Duarte, "Relevance of EEG input signals in the augmented human reader", Proceedings of the 1st Augmented Human International Conference: ACM, pp. 5, 2010.
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Oliveira, I., R. Lopes, and N. Guimarães, "Development of a biosignals framework for usability analysis", Proceedings of the 2009 ACM symposium on Applied Computing: ACM, pp. 156–157, 2009.
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Oliveira, I., O. Grigori, and N. Guimarães, "EEG Signal Analysis for Silent Visual Reading Classification", International Journal of Circuits, Systems And Signal Processing, no. 1, pp. 119–126, 2009.
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Guimarães, N., and L. Carriço, "Hypermedia genes: an evolutionary perspective on concepts, models, and architectures", Synthesis Lectures on Information Concepts, Retrieval, and Services, vol. 4, no. 1: Morgan & Claypool Publishers, pp. 1–86, 2009.
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Prata, A., T. Chambel, and N. Guimarães, e-iTV: Cross-Media Personalized Learning Environments via Interactive TV, : International Workshop on Personalization in iTV, 2007.
Duarte, C., L. Carriço, and N. Guimarães, "Evaluating usability improvements by combining visual and audio modalities in the interface", Human-Computer Interaction. Interaction Design and Usability: Springer Berlin Heidelberg, pp. 428–437, 2007.
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Guimarães, N., P. Kommers, T. Chambel, and , iTV Model: An HCI Based Model for the Planning, Development and Evaluation of iTV Applications, : International Conference on Signal Processing and Multimedia Applications, 2006.
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Rodrigues, M., L. Carriço, C. Duarte, N. Guimarães, A. Serralheiro, and I. Trancoso, "New Ways to Read Digital Talking Books", Proceedings of the IADIS International Applied Computing Conference, San Sebastian, Spain: Citeseer, 2006.
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Carriço, L., C. Duarte, R. Lopes, M. Rodrigues, and N. Guimarães, "Building Rich User Interfaces for Digital Talking Books", Computer-Aided Design of User Interfaces IV: Springer Netherlands, pp. 335–348, 2005.
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Chambel, T., and N. Guimarães, "Learning styles and multiple intelligences", Encyclopedia of Distance Learning, pp. 1237–1247, 2005.
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Chambel, T., and N. Guimarães, Aspectos Cognitivos e Estéticos na Concepção de Interfaces para Espaços Hipermédia Baseados em V{ídeo, : Interacção'2004, Primeira Conferência Nacional de Interfaces Pessoa-Máquina, 2004.
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Prata, A., and N. Guimarães, "WWW-Based Course-Support Systems for Post-Graduation Degrees in Portugal-The Students Point of View", World Conference on Educational Multimedia, Hypermedia and Telecommunications, vol. 2004, no. 1, pp. 693–698, 2004.
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Marcos, A., P. Antunes, and N. Guimarães, Actas do 2º Workshop de Sistemas de Informação Multimédia, Cooperativos e Distribu{ídos (CoopMedia 2003), : Centro de Computação Gráfica, 2003.
Duarte, C., L. Carriço, H. Simoes, T. Chambel, and N. Guimarães, "Avaliação de aspectos de sincronização de Livros Falados Digitais", Proceedings of the Workshop de Sistemas de Informaçao Multimédia, Cooperativos e Distribuıdos, Coop-Media, vol. 2003, 2003.
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Prata, A., and N. Guimarães, "E-learning Systems for Post-Graduation Degrees in Portugal", World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education, vol. 2003, no. 1, pp. 684–687, 2003.
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Duarte, C., T. Chambel, L. Carriço, N. Guimarães, and H. Simoes, A multimodal interface for digital talking books, : WWW/Internet'2003, International Association for Development of the Information Society, 2003.
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Duarte, C., L. Carriço, N. Guimarães, and T. Chambel, "Producing DTB from audio tapes", Proceedings of the 5th International Conference in Enterprise Information Systems, ICEIS, vol. 3, 2003.
Duarte, C., L. Carriço, T. Chambel, and N. Guimarães, "Producing DTB From Audio Tapes.", ICEIS (3), pp. 582–585, 2003.
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Costa, M., N. Correia, and N. Guimarães, "Annotations as multiple perspectives of video content", Proceedings of the tenth ACM international conference on Multimedia: ACM, pp. 283–286, 2002.
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Chambel, T., and N. Guimarães, "Communicating and learning mathematics with hypervideo", Multimedia tools for communicating mathematics: Springer Berlin Heidelberg, pp. 79–91, 2002.
Chambel, T., and N. Guimarães, "Context perception in video-based hypermedia spaces", Proceedings of the thirteenth ACM conference on Hypertext and hypermedia: ACM, pp. 85–94, 2002.
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Bidarra, J., N. Guimarães, and P. Antonius M. Kommers, Handling Hypermedia Complexity: Fractal Hyperscapes and Mind Mapping, : Centre for Telematics and Information Technology, University of Twente, 2001.
Chambel, T., N. Correia, and N. Guimarães, "Hypervideo on the web: Models and techniques for video integration", International Journal of Computers & Applications, vol. 23, no. 2: Acta Press, pp. 90–98, 2001.
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Chambel, T., and N. Guimarães, Learning with Video in Hypermedia, : Department of Informatics, University of Lisbon, 2001.
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Chambel, T., and N. Guimarães, "Aprender com v{ídeo em hipermédia", Proceedings of 1º Conferência da Associação Portuguesa de Sistemas de Informação, pp. 85–98, 2000.
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Bidarra, J., N. Guimarães, and T. Chambel, Enhancing Learner-Centered Design of Hypermedia Artefacts, : ED-MEDIA 2000, World Conference on Educational Multimedia, Hypermedia & Telecommunications, AACE Conferences, Association for the Advancement of Computing in Education, 2000.
Bidarra, J., T. Chambel, and N. Guimarães, "Enhancing learner-centred design of hypermedia artefacts through cognitive and affective indicators", World Conference on Educational Multimedia, Hypermedia and Telecommunications, vol. 2000, no. 1, pp. 124–129, 2000.
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Guimarães, N., T. Chambel, and J. Bidarra, "From cognitive maps to hypervideo: Supporting flexible and rich learner-centred environments", Interactive Multimedia Electronic Journal of Computer-Enhanced Learning, vol. 2, no. 2, 2000.
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Chambel, T., and N. Guimarães, "Mechanisms for Video Integration and Navigation on the Web", WebNet World Conference on the WWW and Internet, vol. 1999, no. 1, pp. 1484–1485, 1999.
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Chambel, T., and N. Guimarães, "The Role of Hypervideo in Learning Environments", WebNet World Conference on the WWW and Internet, vol. 1999, no. 1, pp. 1672–1672, 1999.
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Chambel, T., N. Correia, and N. Guimarães, Towards Hypervideo on the Web, : Third IASTED International Conference on Internet and Multimedia Systems and Applications, 1999.
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Carriço, L., P. Antunes, and N. Guimarães, "Visual Reflection: Language, Action and Feedback", Visual Languages, IEEE Symposium on: IEEE Computer Society, pp. 182–182, 1999.
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Guimarães, N., N. Correia, I. Oliveira, and J. Martins, "Designing Computer Support for Content Analysis: a situated use of video parsing and analysis techniques", Multimedia Tools and Applications, vol. 7, no. 3: Kluwer Academic Publishers, pp. 159–180, 1998.
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Correia, N., A. Grilo, A. Caetano, and N. Guimarães, "An experiment for building reusable video information models", Proceedings of the 1998 ACM symposium on Applied Computing: ACM, pp. 482–490, 1998.
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Guimarães, N., P. Antunes, and A. Paula Pereira, "The integration of workflow systems and collaboration tools", Workflow Management Systems and Interoperability: Springer Berlin Heidelberg, pp. 222–245, 1998.
Mendes, P., E. Monteiro, and N. Guimarães, "Interface de Controlo de Qualidade de Serviço Para Aplicações de Trabalho Cooperativo", 1a. Conferência sobre Redes de Computadores-tecnologia e aplicações, Coimbra, Portugal, 1998.
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Carriço, L., and N. Guimarães, "Manipulating concept maps with constrained regions", Proceedings of the working conference on Advanced visual interfaces: ACM, pp. 226–234, 1998.
Caetano, A., and N. Guimarães, "A model for content representation of multimedia information", a workshop, The Challenge of Image Retrieval organised by the British Computer Society, 1998.
Chambel, T., J. Bidarra, and N. Guimarães, "Multimedia Artefacts That Help Us Learn: Perspectives of the UNIBASE Project on Distance Learning", Workshop on Multimedia and Educational Practice, ACM Multimedia, vol. 98, 1998.
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Carriço, L., and N. Guimarães, "Facilitating analysis and diagnosis in organisations", Advanced Information Systems Engineering: Springer Berlin Heidelberg, pp. 131–144, 1997.
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Correia, N., and N. Guimarães, "Components for video processing applications", Multimedia'96: Springer Vienna, pp. 44–52, 1996.
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Correia, N., J. Martins, I. Oliveira, and N. Guimarães, "WeatherDigest: an experiment on media conversion", Proceedings of SPIE, vol. 95, 1996.
Guimarães, N., and A. Paula Pereira, "Workflow Modeling, Automation and Augmentation,"", Proc. NSF Workshop on Workflow and Process Automation in Information Systems: State of the art and future directions, Athens, Georgia, USA, 1996.
Guimarães, N., and A. Paula Pereira, "Workflow Modeling, Automation and Augmentation,", Proc. NSF Workshop on Workflow and Process Automation in Information Systems: State of the art and future directions, Athens, Georgia, USA, 1996.
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Antunes, P., N. Guimarães, J. Segovia, and J. Cardenosa, "Beyond formal processes: Augmenting workflow with group interaction techniques", Proceedings of conference on Organizational computing systems: ACM, pp. 1–9, 1995.
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Antunes, P., and N. Guimarães, "Structuring elements for group interaction", Second Conference on Concurrent Engineering, Research and Applications (CE95): Citeseer, 1995.
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Correia, N., and N. Guimarães, "Time and synchronization objects for multimedia application construction", Proceedings of the Fourth Eurographics Workshop on Object-Oriented Graphics, Sintra, Portugal, pp. 45–52, 1994.
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Antunes, P., and N. Guimarães, "A distributed model and architecture for interactive cooperation", Distributed Computing Systems, 1993., Proceedings of the Fourth Workshop on Future Trends of: IEEE, pp. 143–149, 1993.
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Correia, N., and N. Guimarães, "TaX: a tool for building time dependent applications", The X Resource, no. 5: O'Reilly & Associates, Inc., pp. 193–202, 1993.
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Antunes, P., N. Guimarães, and R. Nunes, "Extending the user interface to the multiuser environment", ACM SIGOIS Bulletin, vol. 13, no. 1: ACM, pp. 5–7, 1992.
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Guimarães, N., N. Correia, and T. A. Carmo, "Programming time in multimedia user interfaces", Proceedings of the 5th annual ACM symposium on User interface software and technology: ACM, pp. 125–134, 1992.
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Puttress, JJ., and N. Guimarães, "The toolkit approach to hypermedia", Hypertext: concepts, systems and applications: Cambridge University Press, pp. 25–37, 1992.

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