%0 Journal Article %A Ágnes Baran %A György Terdik %T Power spectrum estimation of spherical random fields based on covariances %J Annales mathematicae et informaticae %D 2015 %P 15-22 %V 44 %I mathdoc %U http://geodesic.mathdoc.fr/item/AMI_2015_44_a1/ %G en %F AMI_2015_44_a1