@article{GDZPPN001257811, title = {Maximal inverse subsemigroups of S(Sn).}, journal = {Semigroup forum}, volume = {31}, year = {1985}, pages = {163-172}, zbl = {0571.20065}, url = {http://dml.mathdoc.fr/item/GDZPPN001257811} }
Baird, B.B.; Misra, P.R. Maximal inverse subsemigroups of S(Sn).. Semigroup forum, Tome 31 (1985) pp. 163-172. http://gdmltest.u-ga.fr/item/GDZPPN001257811/