@article{MM2_1971__4_154033,
     author = {Joseph A. Cima and Douglas A. Campbell},
     title = {Linear spaces and linear-invariant families of locally univalent analytic functions.},
     journal = {Manuscripta mathematica},
     pages = {1--30},
     publisher = {mathdoc},
     volume = {4},
     year = {1971},
     zbl = {0204.43503},
     url = {http://geodesic.mathdoc.fr/item/MM2_1971__4_154033/}
}