Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{ARM_1973__9_3_a0, author = {Bartu\v{s}ek, Miroslav}, title = {Note on the theory of dispersions of the differential equation $y''=q(t)y$}, journal = {Archivum mathematicum}, pages = {99--104}, publisher = {mathdoc}, volume = {09}, number = {3}, year = {1973}, mrnumber = {0348184}, zbl = {0282.34024}, language = {en}, url = {https://geodesic-test.mathdoc.fr/item/ARM_1973__9_3_a0/} }
Bartušek, Miroslav. Note on the theory of dispersions of the differential equation $y''=q(t)y$. Archivum mathematicum, Tome 09 (1973) no. 3, pp. 99-104. https://geodesic-test.mathdoc.fr/item/ARM_1973__9_3_a0/