References
Alejandro Sobrino
with Puente, C. , Olivas, J. (2012). Retrieving crisp and imperfect causal sentences in texts: from single causal sentences to mechanisms. In R. Seising, & V. Sanz González (Eds.). Soft computing in humanities and social sciences (pp. 175-194). Dordrecht: Springer.
(2012). The role of synonymy and antonymy in "natural": fuzzy prolog. In R. Seising, & V. Sanz González (Eds.). Soft computing in humanities and social sciences (pp. 209-236). Dordrecht: Springer.