@article{2539,
author = {Waterman, Alan G.},
title = {The free lattice with 3 generators over $N\_5$
},
journal = {Portugaliae mathematica},
volume = {26},
year = {1967},
pages = {285-288},
zbl = {0207.32104},
mrnumber = {0265235},
language = {en},
url = {http://dml.mathdoc.fr/item/2539}
}
Waterman, Alan G. The free lattice with 3 generators over $N_5$
. Portugaliae mathematica, Tome 26 (1967) pp. 285-288. http://gdmltest.u-ga.fr/item/2539/