%0 Journal Article %A NIKOUFAR, ISMAIL %T CONVEXITY OF PARAMETER EXTENSIONS OF SOME RELATIVE OPERATOR ENTROPIES WITH A PERSPECTIVE APPROACH %J Glasgow mathematical journal %D 2020 %P 737-744 %V 62 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089517000131/ %R 10.1017/S0017089517000131 %F 10_1017_S0017089517000131