@article{hal-00002667,
author = {Brezis, Ha\"\i m and Kichenassamy, Satyanad},
title = {Energy estimates for surface-valued maps with prescribed singularities},
journal = {HAL},
volume = {1989},
number = {0},
year = {1989},
language = {en},
url = {http://dml.mathdoc.fr/item/hal-00002667}
}
Brezis, Haïm; Kichenassamy, Satyanad. Energy estimates for surface-valued maps with prescribed singularities. HAL, Tome 1989 (1989) no. 0, . http://gdmltest.u-ga.fr/item/hal-00002667/