Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{ARM_1980__16_3_a2, author = {H\'a\v{c}ik, Milo\v{s}}, title = {A note on higher monotonicity properties of certain {Sturm} {Liouville} functions}, journal = {Archivum mathematicum}, pages = {153--159}, publisher = {mathdoc}, volume = {16}, number = {3}, year = {1980}, mrnumber = {594460}, zbl = {0451.34033}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_1980__16_3_a2/} }
Háčik, Miloš. A note on higher monotonicity properties of certain Sturm Liouville functions. Archivum mathematicum, Tome 16 (1980) no. 3, pp. 153-159. http://geodesic.mathdoc.fr/item/ARM_1980__16_3_a2/