@article{GDZPPN002311224,
title = {The Congruences of Clausen- von Staudt and Kummer for Bernoulli-Hurwitz Numbers.},
journal = {Mathematische Annalen},
volume = {217},
year = {1975},
pages = {1-4},
zbl = {0303.10028},
url = {http://dml.mathdoc.fr/item/GDZPPN002311224}
}
Katz, Nicholas M. The Congruences of Clausen- von Staudt and Kummer for Bernoulli-Hurwitz Numbers.. Mathematische Annalen, Tome 217 (1975) pp. 1-4. http://gdmltest.u-ga.fr/item/GDZPPN002311224/