%0 Journal Article %A Wladimir de Azevedo Pribitkin %T Fractional integrals of modular forms %J Acta Arithmetica %D 2005 %P 43-62 %V 116 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa116-1-5/ %R 10.4064/aa116-1-5 %G en %F 10_4064_aa116_1_5