@article{MOMA_1975__80_177708,
     author = {Douglas Michael Campbell},
     title = {An {Estimate} for {Meromorphic} {Functions} with {Finite} {Spherical} {Surface} {Area} {Satisfying} a {Minimum} {Modulus} {Condition.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {81--84},
     publisher = {mathdoc},
     volume = {80},
     year = {1975},
     zbl = {0324.30028},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1975__80_177708/}
}