Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1986_22_9_a30, author = {P. A. Kuchment}, title = {Periodic perturbations that preserve the law of dispersion of a differential operator}, journal = {Differencialʹnye uravneni\^a}, pages = {1641--1642}, publisher = {mathdoc}, volume = {22}, number = {9}, year = {1986}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1986_22_9_a30/} }
TY - JOUR AU - P. A. Kuchment TI - Periodic perturbations that preserve the law of dispersion of a differential operator JO - Differencialʹnye uravneniâ PY - 1986 SP - 1641 EP - 1642 VL - 22 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1986_22_9_a30/ LA - ru ID - DE_1986_22_9_a30 ER -
P. A. Kuchment. Periodic perturbations that preserve the law of dispersion of a differential operator. Differencialʹnye uravneniâ, Tome 22 (1986) no. 9, pp. 1641-1642. http://geodesic.mathdoc.fr/item/DE_1986_22_9_a30/