@article{CLTM_1995_1995_1_a10,
     author = {Hebisch, U. and Weinert, H. J.},
     title = {Rango de semim\'odulos sobre semianillos.},
     journal = {Collectanea mathematica},
     pages = {83-95},
     publisher = {mathdoc},
     volume = {46},
     number = {1-2},
     year = {1995},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1995_1995_1_a10/}
}