A multi-tiered agent-based architecture for a cooperative learning environment. - Eduardo Sánchez Vila; Manuel Lama; Ricardo José Rocha Amorim; Adolfo Riera; Xosé A. Vila Sobrino; Senén Barro (PDP, 2003)

Study of Communication in a Multi-Agent System for Collaborative Learning Scenarios. - Adolfo Riera; Manuel Lama; Eduardo Sánchez Vila; Ricardo José Rocha Amorim; Xosé A. Vila Sobrino; Senén Barro (PDP, 2004)

The Problem of LD Execution and the Need for an IMS LD Level B Ontology. - Ricardo José Rocha Amorim; Eduardo Sánchez Vila; Manuel Lama (EC-TEL, 2006)

Semantic Modeling of the IMS LD Level B Specification. - Ricardo José Rocha Amorim; Manuel Lama; Eduardo Sánchez Vila (ICALT, 2006)

Using Ontologies to Model and Execute IMS Learning Design Documents. - Ricardo José Rocha Amorim; Manuel Lama; Eduardo Sánchez Vila (ICALT, 2006)

Modelling and Implementation of the Astronomy Case Study with an IMS-LD Ontology. - Ricardo José Rocha Amorim; Manuel Lama; Eduardo Sánchez Vila (ICALT, 2006)

A Learning Design Ontology based on the IMS Specification. - Ricardo José Rocha Amorim; Manuel Lama; Eduardo Sánchez Vila; Adolfo Riera Alvarez; Xosé A. Vila Sobrino (J. Educ. Technol. Soc., 2006)

WebLD: A Web Portal to Design IMS LD Units of Learning. - Eduardo Sánchez Vila; Manuel Lama; Ricardo José Rocha Amorim; Angel Negrete (ICALT, 2007)

Representing and executing Units of Learning on the basis of a Learning Design Ontology. - Ricardo José Rocha Amorim; Eduardo Sánchez; Manuel Lama; Senén Barro; Xosé A. Vila Sobrino (Inteligencia Artif., 2007)

Redesigning Collaboration Tools to Enhance Social Presence in Online Learning Environments. - Francisco Petrônio Alencar de Medeiros; Alex Sandro Gomes; Ricardo José Rocha Amorim; Gabriela Medeiros (CRIWG, 2013)

Architecture for Social Interactions Monitoring in Collaborative Learning Environments as a Support for the Teacher's Awareness. - Francisco Petrônio Alencar de Medeiros; Alex Sandro Gomes; Ricardo José Rocha Amorim; Gabriela Medeiros (ICALT, 2013)

Effectiveness of practices with sensors in engaging in meaningful learning in higher education: Extending a framework of ubiquitous learning. - Josilene Almeida Brito; Ricardo José Rocha Amorim; Bruno de Sousa Monteiro; Alex Sandro Gomes; Ivanildo José de Melo Filho (FIE, 2015)

SmartLAK: A big data architecture for supporting learning analytics services. - Thomas Rabelo; Manuel Lama; Ricardo José Rocha Amorim; Juan Carlos Vidal (FIE, 2015)

U-Learning: A Collaborative Experience in the Urban Context. - Josilene Almeida Brito; Bruno de Sousa Monteiro; Alex Sandro Gomes; Ricardo José Rocha Amorim; Luma da Rocha Seixas; Ivanildo José de Melo Filho (CRIWG, 2017)

Comparative study of xAPI validation tools. - Thomas Rabelo; Manuel Lama; Juan Carlos Vidal; Ricardo José Rocha Amorim (FIE, 2017)

Evaluation of Academic Performance Based on Learning Analytics and Ontology: a Systematic Mapping Study. - Laecio Araujo Costa; Laís do Nascimento Salvador; Ricardo José Rocha Amorim (FIE, 2018)

Ontology-based approach for the validation and conformance testing of xAPI events. - Juan Carlos Vidal; Thomas Rabelo; Manuel Lama; Ricardo José Rocha Amorim (Knowl. Based Syst., 2018)

Monitoring Students Performance in E-Learning Based on Learning Analytics and Learning Educational Objectives. - Laecio Araujo Costa; Marlo Souza; Laís do Nascimento Salvador; Ricardo José Rocha Amorim (ICALT, 2019)

Monitoring Academic Performance Based on Learning Analytics and Ontology: A Systematic Review. - Laecio Araujo Costa; Leandro Manuel Pereira Sances; Ricardo José Rocha Amorim; Laís do Nascimento Salvador; Marlo Vieira dos Santos Souza (Informatics Educ., 2020)