1BECKENBACH E F, BELLMAN R. Inequalities [M]. Springer Berlin, 1961.
2ALZER H. Refinements of Ky Fang inequality[J]. Proc Amer Math Soc, 1993, 117 (2):159-165.
3BULLEN P S,MITRINOVIC D S, VASIC P M. Means and their inequalities[M]. Reidel Dordrecht, 1988.
4ALZER H. The inequality of Ky Fan and related results [J]. Acta Appl Math, 1995 (38):305-354.
5BILER P, WITKOWSKI A. Problems in Mathematical A-nalysis[M]. Marcel Dekker Inc, 1990.
6DRAGOMIR S S. A converse result for Jensen's discrete inequality via GrAuss inequality and applications in Infor-rnation Theory [J]. Analele Univ Oradea Fase Math, 1999-2000 (7):178-189.
7SIMIC S. Jensen's inequality and new entropy bounds [J]. Appl Math Lett, 2009(22):1262-1265.
