@article{1102946079,
author = {GrA$?tzer, G. and PAonka, J.},
title = {On the number of polynomials of an idempotent algebra. II.},
journal = {Pacific J. Math.},
volume = {49},
number = {2},
year = {1973},
pages = { 99-113},
language = {en},
url = {http://dml.mathdoc.fr/item/1102946079}
}
Grätzer, G.; PÅonka, J. On the number of polynomials of an idempotent algebra. II.. Pacific J. Math., Tome 49 (1973) no. 2, pp. 99-113. http://gdmltest.u-ga.fr/item/1102946079/