@article{GDZPPN00218477X,
title = {Homomorphisms of analytic local rings.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {244},
year = {1970},
pages = {26-60},
zbl = {0193.00501},
url = {http://dml.mathdoc.fr/item/GDZPPN00218477X}
}
Put, M. van der; Abhyankar, S.S. Homomorphisms of analytic local rings.. Journal für die reine und angewandte Mathematik, Tome 244 (1970) pp. 26-60. http://gdmltest.u-ga.fr/item/GDZPPN00218477X/