Analysing Customers Sentiments: An Approach to Opinion Mining and Classification of Online Hotel Reviews. - Juan Sixto; Aitor Almeida; Diego López-de-Ipiña (NLDB, 2013)

DeustoTech Internet at TASS 2015: Sentiment Analysis and Polarity Classification in Spanish Tweets. - Juan Sixto Cesteros; Aitor Almeida; Diego López de Ipiña (TASS@SEPLN, 2015)

An Approach to Subjectivity Detection on Twitter Using the Structured Information. - Juan Sixto; Aitor Almeida; Diego López-de-Ipiña (ICCCI (1), 2016)

Improving the Sentiment Analysis Process of Spanish Tweets with BM25. - Juan Sixto; Aitor Almeida; Diego López-de-Ipiña (NLDB, 2016)

Analysis of the Structured Information for Subjectivity Detection in Twitter. - Juan Sixto; Aitor Almeida; Diego López-de-Ipiña (Trans. Comput. Collect. Intell., 2018)