%0 Journal Article %A A. Blali %A A. El amrani %A J. Ettayb %A R. A. Hassani %T Cosine families of bounded linear operators on non-archimedean Banach spaces %J Novi Sad Journal of Mathematics %D 2022 %P 173 - 184 %V 52 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.30755/NSJOM.12287/ %R 10.30755/NSJOM.12287 %F 10.30755/NSJOM.12287