%0 Journal Article %A Amimour, Amine %A Belaide, Karima %A Hili, Ouagnina %T Minimum Hellinger distance estimates for a periodically time-varying long memory parameter %J Comptes Rendus. Mathématique %D 2022 %P 1153-1162 %V 360 %N G10 %I Académie des sciences, Paris %U http://archive.numdam.org/articles/10.5802/crmath.381/ %R 10.5802/crmath.381 %G en %F CRMATH_2022__360_G10_1153_0