@article{CRMATH_2016__354_3_245_0,
     author = {Zaprawa, Pawe{\l}},
     title = {Koebe sets for certain classes of circularly symmetric functions},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {245--252},
     publisher = {Elsevier},
     volume = {354},
     number = {3},
     year = {2016},
     doi = {10.1016/j.crma.2015.12.016},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2015.12.016/}
}