%0 Journal Article %A Liu, Feng %A Wang, Guoru %T On the regularity of bilinear maximal operator %J Czechoslovak Mathematical Journal %D 2023 %P 277-295 %V 73 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2022.0153-22/ %R 10.21136/CMJ.2022.0153-22 %G en %F 10_21136_CMJ_2022_0153_22