%0 Journal Article %A M. K. Sen %T On the proximate order of $f^{(s)}(z)*g^{(s)}(z)$ and $[f(z)*g(z)]^{(s)}$ %J Annales Polonici Mathematici %D 1971 %P 1-7 %V 25 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-25-1-1-7/ %R 10.4064/ap-25-1-1-7 %G en %F 10_4064_ap_25_1_1_7