@article{GDZPPN002352451, title = {Completely Monotonic Functions on n-Dimensional Lattices.}, journal = {Mathematica Scandinavica}, volume = {32}, year = {1973}, pages = {314-322}, zbl = {0281.26006}, url = {http://dml.mathdoc.fr/item/GDZPPN002352451} }
Havnen, Johan. Completely Monotonic Functions on n-Dimensional Lattices.. Mathematica Scandinavica, Tome 32 (1973) pp. 314-322. http://gdmltest.u-ga.fr/item/GDZPPN002352451/