@article{urn:eudml:doc:39318,
title = {The unitary analogue of Pillai's arithmetical function.},
journal = {Collectanea Mathematica},
volume = {40},
year = {1989},
pages = {19-30},
zbl = {0712.11010},
mrnumber = {MR1078089},
language = {en},
url = {http://dml.mathdoc.fr/item/urn:eudml:doc:39318}
}
Tóth, László. The unitary analogue of Pillai's arithmetical function.. Collectanea Mathematica, Tome 40 (1989) pp. 19-30. http://gdmltest.u-ga.fr/item/urn:eudml:doc:39318/