@article{GDZPPN002541351,
title = {....-Entropies.},
journal = {Revista colombiana de matematicas},
volume = {21},
year = {1987},
pages = {285-300},
url = {http://dml.mathdoc.fr/item/GDZPPN002541351}
}
Weber, Siegfried. ....-Entropies.. Revista colombiana de matematicas, Tome 21 (1987) pp. 285-300. http://gdmltest.u-ga.fr/item/GDZPPN002541351/