@article{MAN_1978__238_163195,
     author = {Herbert Lange},
     title = {On {Stable} and {Ample} {Vector} {Bundles} of {Rank} 2 on {Curves.}},
     journal = {Mathematische Annalen},
     pages = {193--202},
     publisher = {mathdoc},
     volume = {238},
     year = {1978},
     zbl = {0377.14005},
     url = {http://geodesic.mathdoc.fr/item/MAN_1978__238_163195/}
}