@article{PM_1992_1992_1_a70,
     author = {Varadarajan, Kalathoor},
     title = {Sobre ciertas clases de m\'odulos.},
     journal = {Publicacions matem\`atiques},
     pages = {1011-1027},
     publisher = {mathdoc},
     volume = {36},
     number = {2B},
     year = {1992},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PM_1992_1992_1_a70/}
}