@article{SF_1993__47_2_135250,
     author = {Z. Goseki},
     title = {On p -semisimple {S-sets.}},
     journal = {Semigroup forum},
     pages = {15--28},
     publisher = {mathdoc},
     volume = {47},
     number = {2},
     year = {1993},
     zbl = {0791.20081},
     url = {http://geodesic.mathdoc.fr/item/SF_1993__47_2_135250/}
}