Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1980_28_4_a7, author = {V. P. Pikulin}, title = {A global solution of certain nonlinear hyperbolic equations}, journal = {Matemati\v{c}eskie zametki}, pages = {555--563}, publisher = {mathdoc}, volume = {28}, number = {4}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1980_28_4_a7/} }
V. P. Pikulin. A global solution of certain nonlinear hyperbolic equations. Matematičeskie zametki, Tome 28 (1980) no. 4, pp. 555-563. http://geodesic.mathdoc.fr/item/MZM_1980_28_4_a7/