@article{MAN_1981__258_163586,
     author = {Hubert Flenner},
     title = {Eine {Bemerkung} \"uber relative {Ext-Garben.}},
     journal = {Mathematische Annalen},
     pages = {175--182},
     publisher = {mathdoc},
     volume = {258},
     year = {1981},
     zbl = {0481.32012},
     url = {http://geodesic.mathdoc.fr/item/MAN_1981__258_163586/}
}