Using Sentence Semantic Similarity Based on WordNet in Recognizing Textual Entailment. - Julio J. Castillo; Marina E. Cardenas (IBERAMIA, 2010)

An Approach to Cross-Lingual Textual Entailment using Online Machine Translation Systems. - Julio J. Castillo; Marina E. Cardenas (Polibits, 2011)

SAGAN: A Machine Translation Approach for Cross-Lingual Textual Entailment. - Julio J. Castillo; Marina E. Cardenas (SemEval@NAACL-HLT, 2012)