@article{AFST_2010_6_19_3-4_539_0, author = {Arroyo, Aubin and Guillot, Adolfo}, title = {A rigidity phenomenon for germs of actions of ${\bf R}^2$}, journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques}, pages = {539--565}, publisher = {Universit\'e Paul Sabatier, Institut de math\'ematiques}, address = {Toulouse}, volume = {Ser. 6, 19}, number = {3-4}, year = {2010}, doi = {10.5802/afst.1256}, zbl = {1214.22001}, mrnumber = {2790808}, language = {en}, url = {http://www.numdam.org/articles/10.5802/afst.1256/} }