%0 Journal Article %A Saminathan Ponnusamy %A Karl-Joachim Wirths %T On the problem of Gromova and Vasil'ev on integral means, and Yamashita's conjecture for spirallike functions %J Annales Fennici Mathematici %D 2014 %P 721-731 %V 39 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.5186/aasfm.2014.3922/ %R 10.5186/aasfm.2014.3922 %G en %F AFM_2014_39_2_a15