%0 Journal Article %A Măntoiu, Marius %A Purice, Radu %A Richard, Serge %T On the essential spectrum of magnetic pseudodifferential operators %J Comptes Rendus. Mathématique %D 2007 %P 11-14 %V 344 %N 1 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.crma.2006.11.001/ %R 10.1016/j.crma.2006.11.001 %G en %F CRMATH_2007__344_1_11_0