@article{1077465740,
author = {Higman, D. G.},
title = {Modules with a group of operators},
journal = {Duke Math. J.},
volume = {21},
number = {1},
year = {1954},
pages = { 369-376},
language = {en},
url = {http://dml.mathdoc.fr/item/1077465740}
}
Higman, D. G. Modules with a group of operators. Duke Math. J., Tome 21 (1954) no. 1, pp. 369-376. http://gdmltest.u-ga.fr/item/1077465740/