Remarks on “On a converse of Jensen's discrete inequality” of S. Simić. Ivelić, S.; Pečarić, J. — 2011 Journal of Inequalities and Applications [electronic only]
Improvement of Jensen-Steffensen's inequality for superquadratic functions. Abramovich, S.; Ivelic, S.; Pecaric, J.E. — 2010 Banach Journal of Mathematical Analysis [electronic only]
On a Jensen-Mercer operator inequality. Ivelić, S.; Matković, A.; Pečarić, J. — 2011 Banach Journal of Mathematical Analysis [electronic only]