The eXeLearning and GeoGebra integration for teaching geometrics definitions and vectors representations through learning objects. - Claudia Orozco Rodríguez; Erla M. Morales Morgado; Filomena Gonçalves da Silva Cordeiro Moita (TEEM, 2014)

Learning Objects and Geometric Representation for Teaching "Definition and Applications of Geometric Vector". - Claudia Orozco Rodríguez; Erla M. Morales Morgado; Filomena Gonçalves da Silva Cordeiro Moita (J. Cases Inf. Technol., 2015)