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@article{SF_1984__29_134669, author = {M. Yamada}, title = {Finitely generated free *-bands.}, journal = {Semigroup forum}, pages = {13--16}, publisher = {mathdoc}, volume = {29}, year = {1984}, zbl = {0545.20048}, url = {http://geodesic.mathdoc.fr/item/SF_1984__29_134669/} }
M. Yamada. Finitely generated free *-bands.. Semigroup forum, Tome 29 (1984), pp. 13-16. http://geodesic.mathdoc.fr/item/SF_1984__29_134669/