@article{GDZPPN002235382,
title = {Minimizing the Energy of Maps from a surface into a 2-shpere with prescribed degree and boundary values.},
journal = {Manuscripta mathematica},
volume = {83},
year = {1994},
pages = {31-38},
zbl = {0808.58017},
url = {http://dml.mathdoc.fr/item/GDZPPN002235382}
}
Kuwert, Ernst. Minimizing the Energy of Maps from a surface into a 2-shpere with prescribed degree and boundary values.. Manuscripta mathematica, Tome 83 (1994) pp. 31-38. http://gdmltest.u-ga.fr/item/GDZPPN002235382/