@article{GDZPPN002231778,
title = {The evolution of harmonic mappings with free boundaries.},
journal = {Manuscripta mathematica},
volume = {70},
year = {1991},
pages = {373-384},
zbl = {0724.58022},
url = {http://dml.mathdoc.fr/item/GDZPPN002231778}
}
Struwe, Michael. The evolution of harmonic mappings with free boundaries.. Manuscripta mathematica, Tome 70 (1991) pp. 373-384. http://gdmltest.u-ga.fr/item/GDZPPN002231778/