@article{1077489340,
author = {Coxeter, H. S. M.},
title = {The groups determined by the relations $S^l=T^m=(S^{-1}T^{-1}ST)^p=1$ . Part I},
journal = {Duke Math. J.},
volume = {2},
number = {1},
year = {1936},
pages = { 61-73},
language = {en},
url = {http://dml.mathdoc.fr/item/1077489340}
}
Coxeter, H. S. M. The groups determined by the relations $S^l=T^m=(S^{-1}T^{-1}ST)^p=1$ . Part I. Duke Math. J., Tome 2 (1936) no. 1, pp. 61-73. http://gdmltest.u-ga.fr/item/1077489340/