@article{01381101,
title = {On expansions of Gaussian integers with non-negative digits.},
journal = {Mathematica Pannonica},
volume = {10},
year = {1999},
pages = {177-191},
zbl = {0930.11077},
language = {en},
url = {http://dml.mathdoc.fr/item/01381101}
}
Kovács, Attila. On expansions of Gaussian integers with non-negative digits.. Mathematica Pannonica, Tome 10 (1999) pp. 177-191. http://gdmltest.u-ga.fr/item/01381101/