Sentiment polarity classification of tweets using a extended dictionary. - Jorge E. Camargo; Vladimir Vargas-Calderón; Nelson Vargas; Liliana Calderón-Benavides (Inteligencia Artif., 2018)

Learning from Students' Perception on Professors Through Opinion Mining. - Vladimir Vargas-Calderón; Juan S. Flórez; Leonel F. Ardila; Nicolás Parra-A.; Jorge E. Camargo; Nelson Vargas (ICAI, 2020)

A List of Risks and Mitigation Strategies in Agile Projects. - Nelson Vargas; Beatriz Marín; Giovanni Giachetti (SCCC, 2021)