@article{IM_1989__96_1_143691,
     author = {Eckart Viehweg},
     title = {Weak positivity and the stability of certain {Hilbert} points.},
     journal = {Inventiones mathematicae},
     pages = {639--667},
     publisher = {mathdoc},
     volume = {96},
     number = {1},
     year = {1989},
     zbl = {0695.14006},
     url = {http://geodesic.mathdoc.fr/item/IM_1989__96_1_143691/}
}