@article{SF_1974__6_133956,
     author = {M.S. Putcha},
     title = {Semilattice decomposition of semigroups.},
     journal = {Semigroup forum},
     pages = {12--34},
     publisher = {mathdoc},
     volume = {6},
     year = {1974},
     zbl = {0256.20074},
     url = {http://geodesic.mathdoc.fr/item/SF_1974__6_133956/}
}