@article{GDZPPN002205467,
title = {A solution of Dedekind's problem on the number of isotone Boolean functions.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {390},
year = {1988},
pages = {139-144},
zbl = {0632.06020},
url = {http://dml.mathdoc.fr/item/GDZPPN002205467}
}
Kisielewicz, Andrzej. A solution of Dedekind's problem on the number of isotone Boolean functions.. Journal für die reine und angewandte Mathematik, Tome 390 (1988) pp. 139-144. http://gdmltest.u-ga.fr/item/GDZPPN002205467/