Voir la notice de l'article provenant de la source Mathematicac Balkanica website
@article{MABA_2000_14_3-4_a3, author = {M. N. Kultur}, title = {The {Formation} of a {Differential} {Equation} {Involving} the {Ratio} of the {\ensuremath{\Theta}-theta} {Functions}}, journal = {Mathematica balkanica}, pages = {227}, publisher = {mathdoc}, volume = {14}, number = {3-4}, year = {2000}, url = {http://geodesic.mathdoc.fr/item/MABA_2000_14_3-4_a3/} }
M. N. Kultur. The Formation of a Differential Equation Involving the Ratio of the Θ-theta Functions. Mathematica balkanica, Tome 14 (2000) no. 3-4, p. 227. http://geodesic.mathdoc.fr/item/MABA_2000_14_3-4_a3/