@article{bwmeta1.element.desklight-fe8c39ed-ba06-4d38-a613-7a1660c5fde6,
author = {J\'ozef S\l omi\'nski},
title = {On the greatest congruence relation contained in an equivalence relation and its applications to the algebraic theory of machines},
journal = {Colloquium Mathematicae},
volume = {31},
year = {1974},
pages = {31-43},
zbl = {0247.94030},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-fe8c39ed-ba06-4d38-a613-7a1660c5fde6}
}
Józef Słomiński. On the greatest congruence relation contained in an equivalence relation and its applications to the algebraic theory of machines. Colloquium Mathematicae, Tome 31 (1974) pp. 31-43. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-fe8c39ed-ba06-4d38-a613-7a1660c5fde6/