@article{01661179,
title = {A note on the parity of the sum-of-digits function.},
journal = {S\'eminaire Lotharingien de Combinatoire [electronic only]},
volume = {31},
year = {1993},
zbl = {1060.11506},
language = {en},
url = {http://dml.mathdoc.fr/item/01661179}
}
Grabner, Peter. A note on the parity of the sum-of-digits function.. Séminaire Lotharingien de Combinatoire [electronic only], Tome 31 (1993) . http://gdmltest.u-ga.fr/item/01661179/