@article{CMH_1988__63_4_140134,
     author = {Harold Rosenberg and Ricardo Sa Earp},
     title = {On values of the {Gauss} map of complete minimal surfaces in {R3.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {579--586},
     publisher = {mathdoc},
     volume = {63},
     number = {4},
     year = {1988},
     zbl = {0694.53007},
     url = {http://geodesic.mathdoc.fr/item/CMH_1988__63_4_140134/}
}