@article{MAN_1981__256_163519,
     author = {Hajime Tsuji},
     title = {A {Generalization} of {Schwarz} {Lemma.}},
     journal = {Mathematische Annalen},
     pages = {387--390},
     year = {1981},
     volume = {256},
     zbl = {0439.32005},
     url = {http://geodesic.mathdoc.fr/item/MAN_1981__256_163519/}
}