Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1970_8_4_a5, author = {A. I. Yartsev}, title = {Linear integro-differential equations with almost-periodic coefficients}, journal = {Matemati\v{c}eskie zametki}, pages = {463--473}, publisher = {mathdoc}, volume = {8}, number = {4}, year = {1970}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1970_8_4_a5/} }
A. I. Yartsev. Linear integro-differential equations with almost-periodic coefficients. Matematičeskie zametki, Tome 8 (1970) no. 4, pp. 463-473. http://geodesic.mathdoc.fr/item/MZM_1970_8_4_a5/