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@article{MZ_1943__49_169031, author = {H. Hornich}, title = {\"Uber gewisse trigonometrische {Integrale} {II}}, journal = {Mathematische Zeitschrift}, pages = {374--379}, publisher = {mathdoc}, volume = {49}, year = {1943}, zbl = {0060.19407}, url = {http://geodesic.mathdoc.fr/item/MZ_1943__49_169031/} }
H. Hornich. Über gewisse trigonometrische Integrale II. Mathematische Zeitschrift, Tome 49 (1943), pp. 374-379. http://geodesic.mathdoc.fr/item/MZ_1943__49_169031/