@article{10_4064_cm_16_1_23_26,
     author = {Maxwell O. Reade and Toshio Umezawa},
     title = {Some criteria for the multivalence of certain analytic functions},
     journal = {Colloquium Mathematicum},
     pages = {23--26},
     publisher = {mathdoc},
     volume = {16},
     number = {1},
     year = {1967},
     doi = {10.4064/cm-16-1-23-26},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-16-1-23-26/}
}