@article{PSMIR_1974___1_A4_0, author = {Baouendi, Mohamed Salah and Sjostrand, J.}, title = {R\'egularit\'e analytique pour des op\'erateurs elliptiques singuliers en un point}, journal = {Publications math\'ematiques et informatique de Rennes}, note = {talk:4}, publisher = {D\'epartement de Math\'ematiques et Informatique, Universit\'e de Rennes}, number = {1}, year = {1974}, language = {fr}, url = {www.numdam.org/item/PSMIR_1974___1_A4_0/} }
Baouendi, M. S.; Sjostrand, J. Régularité analytique pour des opérateurs elliptiques singuliers en un point. Publications mathématiques et informatique de Rennes, no. 1 (1974), Exposé no. 4, 7 p. http://www.numdam.org/item/PSMIR_1974___1_A4_0/
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