@article{ASNSP_1968_3_22_3_377_0,
     author = {Bombieri, Enrico},
     title = {A geometric approach to some coefficient inequalities for univalent functions},
     journal = {Annali della Scuola Normale Superiore di Pisa - Scienze Fisiche e Matematiche},
     pages = {377--397},
     publisher = {Scuola normale superiore},
     volume = {Ser. 3, 22},
     number = {3},
     year = {1968},
     mrnumber = {239071},
     zbl = {0186.13201},
     language = {en},
     url = {http://www.numdam.org/item/ASNSP_1968_3_22_3_377_0/}
}