@article{01413172,
title = {On commuting differential operators.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {2000},
year = {2000},
zbl = {0953.34073},
language = {en},
url = {http://dml.mathdoc.fr/item/01413172}
}
Weikard, R. On commuting differential operators.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 2000 (2000) . http://gdmltest.u-ga.fr/item/01413172/