SIERA: Visual Analytics for Multi-dimensional Data for Learning Assessment in Educational Organisations. - Manuel J. Ibarra; Cristhian Serrano; Angel F. Navarro (CDVE, 2016)

SIERA: Improving Data Visualization for Learning Assessment in Educational Organisations. - Manuel J. Ibarra; Cristhian Serrano; Juan C. Muñoz (ICISO, 2016)