Varieties of Posets

Haviar, Alfonz

Varieties of Posets = Variety posetov / Alfonz Haviar, Judita Lihová

In Order : a journal on the theory of ordered sets and its applications. -- Dordrecht : Springer Nature, 2005. -- ISSN 0167-8094. -- ISSN 1572-9273. -- Vol. 22, no. 4 (2005), pp. 343-356