%0 Journal Article %A Bocea, Marian %A Mihăilescu, Mihai %A Stancu-Dumitru, Denisa %T The Monotonicity of the Principal Frequency of the Anisotropic $p$-Laplacian %J Comptes Rendus. Mathématique %D 2022 %P 993-1000 %V 360 %N G9 %I Académie des sciences, Paris %U http://www.numdam.org/articles/10.5802/crmath.348/ %R 10.5802/crmath.348 %G en %F CRMATH_2022__360_G9_993_0