@inbook{401555,
title = {16. Deformations of factoroids},
booktitle = {Foundations of the Theory of Groupoids and Groups},
series = {GDML\_Books},
publisher = {VEB Deutscher Verlag der Wissenschaften},
address = {Berlin},
year = {1974},
pages = {118-125},
url = {http://dml.mathdoc.fr/item/401555}
}
(éd.). 16. Deformations of factoroids, dans Foundations of the Theory of Groupoids and Groups, GDML_Books, (1974), pp. 118-125. http://gdmltest.u-ga.fr/item/401555/