@article{MM2_1993__79_1_155825,
     author = {Felicia Bernatzki},
     title = {The {Plateau-Douglas} problem for nonorientable minimal surfaces.},
     journal = {Manuscripta mathematica},
     pages = {73--80},
     publisher = {mathdoc},
     volume = {79},
     number = {1},
     year = {1993},
     zbl = {0793.53063},
     url = {http://geodesic.mathdoc.fr/item/MM2_1993__79_1_155825/}
}