@article{00940702,
title = {On Kurepa's problems in number theory.},
journal = {Publications de l'Institut Math\'ematique. Nouvelle S\'erie},
volume = {58(72)},
year = {1995},
pages = {19-28},
zbl = {0873.11015},
language = {en},
url = {http://dml.mathdoc.fr/item/00940702}
}
Ivić, A.; Mijajlović, Ž. On Kurepa's problems in number theory.. Publications de l'Institut Mathématique. Nouvelle Série, Tome 58(72) (1995) pp. 19-28. http://gdmltest.u-ga.fr/item/00940702/