%0 Journal Article %A Blumenthal, Alex %A Yang, Yun %T Positive Lyapunov exponent for random perturbations of predominantly expanding multimodal circle maps %J Annales de l'I.H.P. Analyse non linéaire %D 2022 %P 419-455 %V 39 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4171/aihpc/11/ %R 10.4171/aihpc/11 %G en %F AIHPC_2022__39_2_419_0