@article{10_21136_CMJ_1972_101090,
     author = {Libera, Richard J. and Livingston, A. E.},
     title = {Bounded functions with positive real part},
     journal = {Czechoslovak Mathematical Journal},
     pages = {195--209},
     publisher = {mathdoc},
     volume = {22},
     number = {2},
     year = {1972},
     doi = {10.21136/CMJ.1972.101090},
     mrnumber = {0297987},
     zbl = {0242.30009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1972.101090/}
}