@article{MZ_1984__188_173538,
     author = {P. Jothilingam},
     title = {Syzygies and {Ext.}},
     journal = {Mathematische Zeitschrift},
     pages = {279--282},
     publisher = {mathdoc},
     volume = {188},
     year = {1984},
     url = {http://geodesic.mathdoc.fr/item/MZ_1984__188_173538/}
}