Restrictive bisemigroups of quasi-single-valued binary relations.~I
Izvestiâ vysših učebnyh zavedenij. Matematika, no. 5 (1969), pp. 73-84
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@article{IVM_1969_5_a10,
author = {B. M. Shain},
title = {Restrictive bisemigroups of quasi-single-valued binary {relations.~I}},
journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
pages = {73--84},
publisher = {mathdoc},
number = {5},
year = {1969},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/IVM_1969_5_a10/}
}
B. M. Shain. Restrictive bisemigroups of quasi-single-valued binary relations.~I. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 5 (1969), pp. 73-84. http://geodesic.mathdoc.fr/item/IVM_1969_5_a10/