@article{JRAM_1983__345_152571,
     author = {Hans-Joachim Petzsche},
     title = {On the vanishing of cohomology groups with values in a product sheaf.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {1--22},
     publisher = {mathdoc},
     volume = {345},
     year = {1983},
     zbl = {0514.46048},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1983__345_152571/}
}