%0 Journal Article %A S. -L. Qiu %A %T Submultiplicative properties of the $φ_{K}$-distortion function %J Studia Mathematica %D 1995 %P 225-242 %V 117 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-117-3-225-242/ %R 10.4064/sm-117-3-225-242 %G en %F 10_4064_sm_117_3_225_242