@article{10_4064_ap_75_3_289_294,
     author = {Witold Jarnicki},
     title = {Kobayashi-Royden vs. {Hahn} pseudometric in {\ensuremath{\mathbb{C}}{\texttwosuperior}}},
     journal = {Annales Polonici Mathematici},
     pages = {289--294},
     publisher = {mathdoc},
     volume = {75},
     number = {3},
     year = {2000},
     doi = {10.4064/ap-75-3-289-294},
     language = {de},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-75-3-289-294/}
}