1. Infinite-valued Gödel Logics with 0-1 projections and relativizations;Baaz,1996
2. Distributive Lattices;Balbes,1974
3. Some properties concerning the quasi-inverse of a t-norm;Boixader;Mathware Soft Comput.,1998
4. A course in Universal Algebra;Burris,1981
5. Free algebras in varieties of Stonean residuated lattices;Cignoli;Soft Comput.,2008