Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_1979_9_Nonea_1, author = {Stankovi\'c Bogoljub and Taka\v{c}i {\DJ}ur{\dj}ica}, title = {Linear differential equations with coefficients in a field {II}}, journal = {Novi Sad Journal of Mathematics}, pages = {9-17}, publisher = {mathdoc}, volume = {9}, year = {1979}, url = {http://geodesic.mathdoc.fr/item/NSJOM_1979_9_Nonea_1/} }
Stanković Bogoljub; Takači Đurđica. Linear differential equations with coefficients in a field II. Novi Sad Journal of Mathematics, Tome 9 (1979). http://geodesic.mathdoc.fr/item/NSJOM_1979_9_Nonea_1/