@article{02175926, title = {Local rigidity of actions of higher rank abelian groups and KAM method.}, journal = {Electronic Research Announcements of the American Mathematical Society [electronic only]}, volume = {10}, year = {2004}, pages = {142-154}, doi = {10.1090/S1079-6762-04-00139-8}, zbl = {1068.37015}, language = {en}, url = {http://dml.mathdoc.fr/item/02175926} }
Damjanović, Danijela; Katok, Anatole. Local rigidity of actions of higher rank abelian groups and KAM method.. Electronic Research Announcements of the American Mathematical Society [electronic only], Tome 10 (2004) pp. 142-154. doi : 10.1090/S1079-6762-04-00139-8. http://gdmltest.u-ga.fr/item/02175926/