@article{00223009, title = {Minimizing the squared mean curvature integral for surfaces in space forms.}, journal = {Experimental Mathematics}, volume = {1}, year = {1992}, pages = {191-207}, doi = {10.1080/10586458.1992.10504258}, zbl = {0778.53001}, language = {en}, url = {http://dml.mathdoc.fr/item/00223009} }
Hsu, Lucas; Kusner, Rob; Sullivan, John. Minimizing the squared mean curvature integral for surfaces in space forms.. Experimental Mathematics, Tome 1 (1992) pp. 191-207. doi : 10.1080/10586458.1992.10504258. http://gdmltest.u-ga.fr/item/00223009/