@article{ASNSP_2008_5_7_4_717_0,
     author = {Graham, Ian and Hamada, Hidetaka and Kohr, Gabriela and Kohr, Mirela},
     title = {Spirallike mappings and univalent subordination chains in $\mathbb {C}^n$},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {717--740},
     publisher = {Scuola Normale Superiore, Pisa},
     volume = {Ser. 5, 7},
     number = {4},
     year = {2008},
     mrnumber = {2483641},
     zbl = {1172.32003},
     language = {en},
     url = {http://archive.numdam.org/item/ASNSP_2008_5_7_4_717_0/}
}