@article{AUCMP_1982__23_1_a5,
     author = {Pechanec-Draho\v{s}, J.},
     title = {Embedding of presheaves into dual unit balls},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {55--61},
     publisher = {mathdoc},
     volume = {23},
     number = {1},
     year = {1982},
     mrnumber = {0678477},
     zbl = {0529.46059},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/AUCMP_1982__23_1_a5/}
}