@article{GDZPPN002293110, title = {Increases in the Join-excess Function in a Lattice.}, journal = {Mathematische Annalen}, volume = {154}, year = {1964}, pages = {420-426}, zbl = {0202.31703}, url = {http://dml.mathdoc.fr/item/GDZPPN002293110} }
AVANN, S.P. Increases in the Join-excess Function in a Lattice.. Mathematische Annalen, Tome 154 (1964) pp. 420-426. http://gdmltest.u-ga.fr/item/GDZPPN002293110/