@article{IM_1993__114_1_144147,
     author = {Rogier Brusee},
     title = {On the (-1)-curve conjecture of {Friedmann} and {Morgan.}},
     journal = {Inventiones mathematicae},
     pages = {219--230},
     publisher = {mathdoc},
     volume = {114},
     number = {1},
     year = {1993},
     url = {http://geodesic.mathdoc.fr/item/IM_1993__114_1_144147/}
}