Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1969_186_1_a3, author = {A. F. Lavrik}, title = {Double sums with quadratic character}, journal = {Doklady Akademii Nauk}, pages = {19--21}, publisher = {mathdoc}, volume = {186}, number = {1}, year = {1969}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1969_186_1_a3/} }
A. F. Lavrik. Double sums with quadratic character. Doklady Akademii Nauk, Tome 186 (1969) no. 1, pp. 19-21. http://geodesic.mathdoc.fr/item/DAN_1969_186_1_a3/