@article{1256046900,
author = {D'Angelo, John P.},
title = {Orders of contact of real and complex subvarieties},
journal = {Illinois J. Math.},
volume = {26},
number = {4},
year = {1982},
pages = { 41-51},
language = {en},
url = {http://dml.mathdoc.fr/item/1256046900}
}
D'Angelo, John P. Orders of contact of real and complex subvarieties. Illinois J. Math., Tome 26 (1982) no. 4, pp. 41-51. http://gdmltest.u-ga.fr/item/1256046900/