@article{GDZPPN002042371,
title = {Characterizations of sum form information measures on open domains.},
journal = {Aequationes mathematicae},
volume = {53},
year = {1997},
pages = {1-30},
zbl = {0880.39019},
url = {http://dml.mathdoc.fr/item/GDZPPN002042371}
}
Ebanks, B.R.; Sahoo, P.K.; Kannappan, P. Characterizations of sum form information measures on open domains.. Aequationes mathematicae, Tome 53 (1997) pp. 1-30. http://gdmltest.u-ga.fr/item/GDZPPN002042371/