@article{MAN_1964__154_161174,
     author = {S.P. AVANN},
     title = {Increases in the {Join-excess} {Function} in a {Lattice.}},
     journal = {Mathematische Annalen},
     pages = {420--426},
     publisher = {mathdoc},
     volume = {154},
     year = {1964},
     zbl = {0202.31703},
     url = {http://geodesic.mathdoc.fr/item/MAN_1964__154_161174/}
}