%0 Journal Article %A Ilya Khayutin %A Paul D. Nelson %A Raphael S. Steiner %T Theta functions, fourth moments of eigenforms and the sup-norm problem II %J Forum of Mathematics, Pi %D 2024 %V 12 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1017/fmp.2024.9/ %R 10.1017/fmp.2024.9 %G en %F 10_1017_fmp_2024_9