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@article{ARM_1984__20_1_a0, author = {Horov\'a, Ivana}, title = {Linear positive operators and their applications to differential equations}, journal = {Archivum mathematicum}, pages = {1--8}, publisher = {mathdoc}, volume = {20}, number = {1}, year = {1984}, mrnumber = {785041}, zbl = {0564.34008}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_1984__20_1_a0/} }
Horová, Ivana. Linear positive operators and their applications to differential equations. Archivum mathematicum, Tome 20 (1984) no. 1, pp. 1-8. http://geodesic.mathdoc.fr/item/ARM_1984__20_1_a0/