@article{GDZPPN002301849, title = {Hausdorff Measures and Generalized Differentiation.}, journal = {Mathematische Annalen}, volume = {180}, year = {1969}, pages = {275-286}, zbl = {0172.32905}, url = {http://dml.mathdoc.fr/item/GDZPPN002301849} }
WALLIN, H. Hausdorff Measures and Generalized Differentiation.. Mathematische Annalen, Tome 180 (1969) pp. 275-286. http://gdmltest.u-ga.fr/item/GDZPPN002301849/