@article{BSL2_2_Zachorowski,
author = {Stanis{\l}aw ZACHOROWSKI},
title = {Wajsberg's Semantics for the System S5 of Lewis (on the basis of Wajsberg's work [5])},
journal = {Bulletin of the Section of Logic},
volume = {2},
number = {2},
year = {1973},
pages = {112--117}
}