@article{MZ_1974__140_172137,
     author = {Gertraud Ehrig},
     title = {Coefficient {Estimates} {Concerning} the {Bieberbach} {Conjecture.}},
     journal = {Mathematische Zeitschrift},
     pages = {111--126},
     publisher = {mathdoc},
     volume = {140},
     year = {1974},
     zbl = {0285.30013},
     url = {http://geodesic.mathdoc.fr/item/MZ_1974__140_172137/}
}