@article{MM2_1976__19_154420,
     author = {B. Gramsch and K.-D. Bierstedt},
     title = {Approximationseigenschaft, {Lifting} und {Kohomologie} bei lokalkonvexen {Produktgarben.}},
     journal = {Manuscripta mathematica},
     pages = {319--364},
     year = {1976},
     volume = {19},
     zbl = {0335.46019},
     url = {http://geodesic.mathdoc.fr/item/MM2_1976__19_154420/}
}