@article{104907,
author = {Zden\v ek Hedrl\'\i n},
title = {On number of commutative mappings from finite set into itself (Preliminary communication)},
journal = {Commentationes Mathematicae Universitatis Carolinae},
volume = {003},
year = {1962},
pages = {32-32},
zbl = {0101.25202},
mrnumber = {0143708},
language = {en},
url = {http://dml.mathdoc.fr/item/104907}
}
Hedrlín, Zdeněk. On number of commutative mappings from finite set into itself (Preliminary communication). Commentationes Mathematicae Universitatis Carolinae, Tome 003 (1962) p. 32. http://gdmltest.u-ga.fr/item/104907/