@article{10_21136_AM_1977_103710,
     author = {Osman, Mohamed Sayed Ali},
     title = {Qualitative analysis of basic notions in parametric convex programming. {I.} {Parameters} in the constraints},
     journal = {Applications of Mathematics},
     pages = {318--332},
     publisher = {mathdoc},
     volume = {22},
     number = {5},
     year = {1977},
     doi = {10.21136/AM.1977.103710},
     mrnumber = {0449692},
     zbl = {0383.90097},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/articles/10.21136/AM.1977.103710/}
}