%0 Journal Article %A Beals, Richard %T $L^p$ and Hölder estimates for pseudodifferential operators: sufficient conditions %J Annales de l'Institut Fourier %D 1979 %P 239-260 %V 29 %N 3 %I Institut Fourier %C Grenoble %U http://www.numdam.org/articles/10.5802/aif.760/ %R 10.5802/aif.760 %G en %F AIF_1979__29_3_239_0