@article{1103040242,
author = {Avann, S. P.},
title = {A numerical condition for modularity of a lattice.},
journal = {Pacific J. Math.},
volume = {8},
number = {4},
year = {1958},
pages = { 17-22},
language = {en},
url = {http://dml.mathdoc.fr/item/1103040242}
}
Avann, S. P. A numerical condition for modularity of a lattice.. Pacific J. Math., Tome 8 (1958) no. 4, pp. 17-22. http://gdmltest.u-ga.fr/item/1103040242/