Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1991_49_4_a12, author = {V. S. Pilidi}, title = {A~priori estimates for bisingular operators with continuous coefficients}, journal = {Matemati\v{c}eskie zametki}, pages = {105--109}, publisher = {mathdoc}, volume = {49}, number = {4}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1991_49_4_a12/} }
V. S. Pilidi. A~priori estimates for bisingular operators with continuous coefficients. Matematičeskie zametki, Tome 49 (1991) no. 4, pp. 105-109. http://geodesic.mathdoc.fr/item/MZM_1991_49_4_a12/