On the general definition of a matroid and a greedoid
Doklady Akademii Nauk, Tome 292 (1987) no. 1, pp. 15-20
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@article{DAN_1987_292_1_a1,
author = {I. M. Gel'fand and V. V. Serganova},
title = {On the general definition of a matroid and a greedoid},
journal = {Doklady Akademii Nauk},
pages = {15--20},
year = {1987},
volume = {292},
number = {1},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1987_292_1_a1/}
}
I. M. Gel'fand; V. V. Serganova. On the general definition of a matroid and a greedoid. Doklady Akademii Nauk, Tome 292 (1987) no. 1, pp. 15-20. http://geodesic.mathdoc.fr/item/DAN_1987_292_1_a1/