@article{bwmeta1.element.desklight-c4005ccc-1059-4a22-9635-b5d8b116c482,
author = {B. Bongiorno and P. Vetro},
title = {Gradients of Borel functions},
journal = {Colloquium Mathematicae},
volume = {40},
year = {1978},
pages = {53-61},
zbl = {0414.28005},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-c4005ccc-1059-4a22-9635-b5d8b116c482}
}
B. Bongiorno; P. Vetro. Gradients of Borel functions. Colloquium Mathematicae, Tome 40 (1978) pp. 53-61. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-c4005ccc-1059-4a22-9635-b5d8b116c482/