@article{AUCMP_1993__34_2_a9,
     author = {Kolom\'y, J.},
     title = {On subdifferentials of convex functions},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {67--70},
     publisher = {mathdoc},
     volume = {34},
     number = {2},
     year = {1993},
     mrnumber = {1282968},
     zbl = {0928.49017},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/AUCMP_1993__34_2_a9/}
}