@article{05875559, title = {On the total mean curvature of a nonrigid surface.}, journal = {Sibirskij Matematicheskij Zhurnal}, volume = {50}, year = {2009}, pages = {963-966}, zbl = {1224.53004}, language = {en}, url = {http://dml.mathdoc.fr/item/05875559} }
Alexandrov, Victor A. On the total mean curvature of a nonrigid surface.. Sibirskij Matematicheskij Zhurnal, Tome 50 (2009) pp. 963-966. http://gdmltest.u-ga.fr/item/05875559/