@article{SF_1984__29_134671,
     author = {J. Schmid},
     title = {The maximal semigroup of quotients of a finite semilattice.},
     journal = {Semigroup forum},
     pages = {35--50},
     publisher = {mathdoc},
     volume = {29},
     year = {1984},
     zbl = {0542.20034},
     url = {http://geodesic.mathdoc.fr/item/SF_1984__29_134671/}
}