@article{bwmeta1.element.desklight-4eb09af4-fb85-4250-b21b-c6c84103e101,
author = {E. Grzegorek},
title = {A solution of a problem of B. Rotman},
journal = {Colloquium Mathematicae},
volume = {38},
year = {1977},
pages = {37-38},
zbl = {0405.04002},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-4eb09af4-fb85-4250-b21b-c6c84103e101}
}
E. Grzegorek. A solution of a problem of B. Rotman. Colloquium Mathematicae, Tome 38 (1977) pp. 37-38. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-4eb09af4-fb85-4250-b21b-c6c84103e101/