@article{1138844470,
author = {Komatu, Y\^usaku},
title = {On fractional angular derivative},
journal = {Kodai Math. Sem. Rep.},
volume = {13},
number = {1},
year = {1961},
pages = { 249-254},
language = {en},
url = {http://dml.mathdoc.fr/item/1138844470}
}
Komatu, Yûsaku. On fractional angular derivative. Kodai Math. Sem. Rep., Tome 13 (1961) no. 1, pp. 249-254. http://gdmltest.u-ga.fr/item/1138844470/