@article{1195513571,
author = {Sasaki, Morio and Tamura, Takayuki},
title = {Boundly factorizable $\mathcal{S}$-indecomposable semigroups generated by two elements},
journal = {Proc. Japan Acad. Ser. A Math. Sci.},
volume = {63},
number = {9},
year = {1987},
pages = { 315-317},
language = {en},
url = {http://dml.mathdoc.fr/item/1195513571}
}
Sasaki, Morio; Tamura, Takayuki. Boundly factorizable $\mathcal{S}$-indecomposable semigroups generated by two elements. Proc. Japan Acad. Ser. A Math. Sci., Tome 63 (1987) no. 9, pp. 315-317. http://gdmltest.u-ga.fr/item/1195513571/