@article{1246453975,
author = {Urquhart, Alasdair},
title = {Enumerating types of Boolean functions},
journal = {Bull. Symbolic Logic},
volume = {15},
number = {1},
year = {2009},
pages = { 273-299},
language = {en},
url = {http://dml.mathdoc.fr/item/1246453975}
}
Urquhart, Alasdair. Enumerating types of Boolean functions. Bull. Symbolic Logic, Tome 15 (2009) no. 1, pp. 273-299. http://gdmltest.u-ga.fr/item/1246453975/