@article{02124096,
title = {Minimal zero sequences of finite cyclic groups.},
journal = {Integers},
volume = {4},
year = {2004},
zbl = {1083.11015},
language = {en},
url = {http://dml.mathdoc.fr/item/02124096}
}
Ponomarenko, Vadim. Minimal zero sequences of finite cyclic groups.. Integers, Tome 4 (2004) . http://gdmltest.u-ga.fr/item/02124096/