@article{bwmeta1.element.desklight-33cdd27f-2ee8-46e9-9bac-c6f9d1f94d6d,
author = {Donald Marxen},
title = {The topology of the free topological semigroup},
journal = {Colloquium Mathematicae},
volume = {33},
year = {1975},
pages = {7-16},
zbl = {0287.22004},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-33cdd27f-2ee8-46e9-9bac-c6f9d1f94d6d}
}
Donald Marxen. The topology of the free topological semigroup. Colloquium Mathematicae, Tome 33 (1975) pp. 7-16. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-33cdd27f-2ee8-46e9-9bac-c6f9d1f94d6d/