The oscillation property of the operator $D(D^2+1^2)\cdots
Doklady Akademii Nauk, Tome 304 (1989) no. 2, pp. 289-293
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@article{DAN_1989_304_2_a6,
author = {Nguyen Thi Thien Hoa},
title = {The oscillation property of the operator $D(D^2+1^2)\cdots},
journal = {Doklady Akademii Nauk},
pages = {289--293},
year = {1989},
volume = {304},
number = {2},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1989_304_2_a6/}
}
Nguyen Thi Thien Hoa. The oscillation property of the operator $D(D^2+1^2)\cdots. Doklady Akademii Nauk, Tome 304 (1989) no. 2, pp. 289-293. http://geodesic.mathdoc.fr/item/DAN_1989_304_2_a6/