@article{SF_1972__4_133900,
     author = {P. Grillet},
     title = {Subdirect decompositions of finitely generated commutative semigroups.},
     journal = {Semigroup forum},
     pages = {242--247},
     publisher = {mathdoc},
     volume = {4},
     year = {1972},
     zbl = {0269.20050},
     url = {http://geodesic.mathdoc.fr/item/SF_1972__4_133900/}
}