@article{05169456,
title = {On the Abel basis property of the system of root vector-functions of degenerate elliptic differential operators with singular matrix coefficients.},
journal = {Sibirskij Matematicheskij Zhurnal},
volume = {47},
year = {2006},
pages = {46-57},
zbl = {1114.35052},
language = {en},
url = {http://dml.mathdoc.fr/item/05169456}
}
Boimatov, K.Kh. On the Abel basis property of the system of root vector-functions of degenerate elliptic differential operators with singular matrix coefficients.. Sibirskij Matematicheskij Zhurnal, Tome 47 (2006) pp. 46-57. http://gdmltest.u-ga.fr/item/05169456/