@article{1183731921,
author = {Kalicki, Jan},
title = {An Undecidable Problem in the Algebra of Truth-Tables},
journal = {J. Symbolic Logic},
volume = {19},
number = {1},
year = {1954},
pages = { 172-176},
language = {en},
url = {http://dml.mathdoc.fr/item/1183731921}
}
Kalicki, Jan. An Undecidable Problem in the Algebra of Truth-Tables. J. Symbolic Logic, Tome 19 (1954) no. 1, pp. 172-176. http://gdmltest.u-ga.fr/item/1183731921/