Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_2003_39_5_a11, author = {I. K. Lifanov and L. N. Poltavskii}, title = {Spaces of {Fractional} {Quotients} of {Periodic} {Functions}}, journal = {Differencialʹnye uravneni\^a}, pages = {687--709}, publisher = {mathdoc}, volume = {39}, number = {5}, year = {2003}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_2003_39_5_a11/} }
I. K. Lifanov; L. N. Poltavskii. Spaces of Fractional Quotients of Periodic Functions. Differencialʹnye uravneniâ, Tome 39 (2003) no. 5, pp. 687-709. http://geodesic.mathdoc.fr/item/DE_2003_39_5_a11/