@article{MZ_1961__76_169967,
     author = {M.L. Cartwright and E.F. Collingwood},
     title = {The radial limits of functions meromorphic in a circular disc.},
     journal = {Mathematische Zeitschrift},
     pages = {404--410},
     publisher = {mathdoc},
     volume = {76},
     year = {1961},
     zbl = {0156.08302},
     url = {http://geodesic.mathdoc.fr/item/MZ_1961__76_169967/}
}