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@article{SF_1982__24_134537, author = {T. Tamura}, title = {Semilattice {Indecomposable} semigroups with a unique {Idempotent.}}, journal = {Semigroup forum}, pages = {77--82}, publisher = {mathdoc}, volume = {24}, year = {1982}, zbl = {0505.20047}, url = {http://geodesic.mathdoc.fr/item/SF_1982__24_134537/} }
T. Tamura. Semilattice Indecomposable semigroups with a unique Idempotent.. Semigroup forum, Tome 24 (1982), pp. 77-82. http://geodesic.mathdoc.fr/item/SF_1982__24_134537/