@article{BSL2_2_Szczecj,
author = {W{\l}adys{\l}aw SZCZ{\k{E}}CH},
title = {Axiomatizability of Finite Matrices  (on the basis of Wajsberg's work [7])},
journal = {Bulletin of the Section of Logic},
volume = {2},
number = {2},
year = {1973},
pages = {118--120}
}