An Architecture for Data Warehouse Systems Using a Heterogeneous Database Management System. - Diva de Souza e Silva; Sean W. M. Siqueira; Elvira Maria Antunes Uchôa; Maria Helena Lima Baptista Braz; Rubens N. Melo (SBBD, 2000)

An Architecture for Database Marketing Systems. - Sean W. M. Siqueira; Diva de Souza e Silva; Elvira Maria Antunes Uchôa; Maria Helena Lima Baptista Braz; Rubens N. Melo (DEXA, 2001)

E-Learning Content Warehouse Architecture. - Sean W. M. Siqueira; Maria Helena Lima Baptista Braz; Rubens N. Melo (ICWI, 2002)

Web Technology for Education and Training. - Sean W. M. Siqueira; Maria Helena Lima Baptista Braz; Rubens N. Melo (DEXA Workshops, 2003)

E-Learning Environment Based on Framework Composition. - Sean W. M. Siqueira; Maria Helena Lima Baptista Braz; Rubens N. Melo (ICALT, 2003)

Developing Learning Objects through Concepts and Contexts. - Sean W. M. Siqueira; Maria Helena Lima Baptista Braz; Rubens N. Melo (ICWL, 2003)

E-Learning Environments: An Integrated View. - Maria Helena Lima Baptista Braz; Sean W. M. Siqueira (PGLDB, 2003)

Composing Frameworks to Achieve an ELearning Framework. - Sean W. M. Siqueira; Maria Helena Lima Baptista Braz; Rubens N. Melo (CATE, 2004)

Metadata Replication in E-Learning Using Web-Services and Ontologies. - Simone L. Moura; Rafael J. N. dos Santos; Sean W. M. Siqueira; Maria Helena Lima Baptista Braz; Rubens N. Melo (iiWAS, 2004)

Increasing the Semantics of Learning Objects. - Sean W. M. Siqueira; Rubens N. Melo; Maria Helena Lima Baptista Braz (Int. J. Comput. Process. Orient. Lang., 2004)

A 3-level information architecture for e-learning based on data warehousing. - Sean W. M. Siqueira; Maria Helena Lima Baptista Braz; Rubens Nascimento Melo (EATIS, 2007)

Modeling e-learning content. - Sean W. M. Siqueira; Maria Helena Lima Baptista Braz; Rubens Nascimento Melo (Int. J. Web Inf. Syst., 2007)

Using OWL to represent metadata of multimedia learning objects. - Edmar Welington Oliveira; Sean W. M. Siqueira; Maria Helena Lima Baptista Braz (WebMedia, 2008)

A Strategy for Achieving Learning Content Repurposing. - Diva de S. S. Rodrigues; Sean W. M. Siqueira; Maria Helena Lima Baptista Braz; Rubens Nascimento Melo (WSKS (1), 2008)

Evaluating the Reuse of Learning Content through a Segmentation Approach. - Edmar Welington Oliveira; Sean W. M. Siqueira; Maria Helena Lima Baptista Braz (ICALT, 2009)

An Ontology for Musical Phonographic Records: Contributing with a Representation Model. - Marcelo de Oliveira Albuquerque; Sean W. M. Siqueira; Rosana de Saldanha da G. Lanzelotte; Maria Helena Lima Baptista Braz (WSKS (2), 2009)

Learning by Sharing Instructional Segments. - Edmar Welington Oliveira; Sean W. M. Siqueira; Maria Helena Lima Baptista Braz; Rubens Nascimento Melo (WSKS (1), 2009)

Abordagens de Utilização de Segmentos de Objetos de Aprendizagem. - Edmar Welington Oliveira; Sean Wolfgand Matsui Siqueira; Maria Helena Lima Baptista Braz (Revista Brasileira de Informática na Educ., 2010)

Blogs as User Based Social Networks for Learning: An Exploratory Study. - Aline M. Marques; Rafael Krejci; Sean W. M. Siqueira; Mariano Gomes Pimentel; Maria Helena Lima Baptista Braz (WSKS, 2011)

A Social Network for Sharing Learning Segments and Compositions. - Edmar Welington Oliveira; Sean W. M. Siqueira; Maria Helena Lima Baptista Braz (WSKS, 2011)

Improving the Efficiency of Web Searches in Collaborative Learning Platforms. - João Carlos Prates; Eduardo Fritzen; Sean W. M. Siqueira; Leila C. V. de Andrade; Maria Helena Lima Baptista Braz (WSKS, 2011)

A semi-automatic strategy for achieving learning content and practice repurposing. - Maria Helena Lima Baptista Braz; Sean W. M. Siqueira; Diva de S. S. Rodrigues; Rubens N. Melo (Comput. Hum. Behav., 2011)

Cataloguing and Searching Musical Sound Recordings in an Ontology-Based Information System. - Marcelo de Oliveira Albuquerque; Sean W. M. Siqueira; Maria Helena Lima Baptista Braz (Int. J. Knowl. Soc. Res., 2011)

Structuring the discourse on social networks for learning: Case studies on blogs and microblogs. - Aline M. Marques; Rafael Krejci; Sean W. M. Siqueira; Mariano Gomes Pimentel; Maria Helena Lima Baptista Braz (Comput. Hum. Behav., 2013)

Contextual web searches in Facebook using learning materials and discussion messages. - João Carlos Prates; Eduardo Fritzen; Sean W. M. Siqueira; Maria Helena Lima Baptista Braz; Leila C. V. de Andrade (Comput. Hum. Behav., 2013)

A Conceptualization of Music Sound Recordings and Its Representation in an Ontology. - Marcelo de Oliveira Albuquerque; Sean W. M. Siqueira; Maria Helena Lima Baptista Braz (Int. J. Knowl. Soc. Res., 2013)

How to find people who can help to answer a question? - Analyses of metrics and machine learning in online communities. - Thiago Baesso Procaci; Sean Wolfgand Matsui Siqueira; Maria Helena Lima Baptista Braz; Leila Cristina Vasconcelos de Andrade (Comput. Hum. Behav., 2015)