@article{GDZPPN001263951,
title = {From a topological theory of semigroup to a geometric one.},
journal = {Semigroup forum},
volume = {51},
year = {1995},
pages = {123-134},
zbl = {0824.22008},
url = {http://dml.mathdoc.fr/item/GDZPPN001263951}
}
Hofmann, K.H. From a topological theory of semigroup to a geometric one.. Semigroup forum, Tome 51 (1995) pp. 123-134. http://gdmltest.u-ga.fr/item/GDZPPN001263951/