@article{GDZPPN002244799, title = {Zur Theorie der Bessel'schen Functionen}, journal = {Mathematische Annalen}, volume = {15}, year = {1879}, pages = {510-536}, language = {de}, url = {http://dml.mathdoc.fr/item/GDZPPN002244799} }
Lommel. Zur Theorie der Bessel'schen Functionen. Mathematische Annalen, Tome 15 (1879) pp. 510-536. http://gdmltest.u-ga.fr/item/GDZPPN002244799/