1. Naïve Set Theory;Halmos,1960
2. On some schemes of reasoning with fuzzy sets;Trillas;New Math. Nat. Comput.,2011
3. Towards the dissolution of the Sorites paradox;Trillas;Appl. Soft Comput.,2011
4. A layperson reflection on Sorites;Trillas,2013
5. On fuzzy sets and their linguistic labeling – a reflection for those teaching fuzzy set theory;Trillas,2012