@article{1102992102,
author = {Snyder, L. E.},
title = {Stolz angle convergence in metric spaces.},
journal = {Pacific J. Math.},
volume = {23},
number = {3},
year = {1967},
pages = { 515-522},
language = {en},
url = {http://dml.mathdoc.fr/item/1102992102}
}
Snyder, L. E. Stolz angle convergence in metric spaces.. Pacific J. Math., Tome 23 (1967) no. 3, pp. 515-522. http://gdmltest.u-ga.fr/item/1102992102/