Local and global $\sigma$-cone porosity
Acta Universitatis Carolinae. Mathematica et Physica, Tome 34 (1993) no. 2, pp. 51-57.
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@article{AUCMP_1993__34_2_a7, author = {Holick\'y, P.}, title = {Local and global $\sigma$-cone porosity}, journal = {Acta Universitatis Carolinae. Mathematica et Physica}, pages = {51--57}, publisher = {mathdoc}, volume = {34}, number = {2}, year = {1993}, mrnumber = {1282966}, zbl = {0816.46014}, language = {en}, url = {https://geodesic-test.mathdoc.fr/item/AUCMP_1993__34_2_a7/} }
Holický, P. Local and global $\sigma$-cone porosity. Acta Universitatis Carolinae. Mathematica et Physica, Tome 34 (1993) no. 2, pp. 51-57. https://geodesic-test.mathdoc.fr/item/AUCMP_1993__34_2_a7/