Jebril, Iqbal H., Ali, Radhi Ibrahim M. (2003)

JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]

Cho, Y.J., Grabiec, M.T., Taleshian, A.A. (2009)

The Journal of Nonlinear Sciences and its Applications

Saadati, R., Adibi, H. (2005)

JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]

Gordji, M.Eshaghi, Ghaemi, M.B., Majani, H. (2010)

Discrete Dynamics in Nature and Society

Gordji, M.Eshaghi, Ghaemi, M.B., Majani, H., Park, C. (2010)

Journal of Inequalities and Applications [electronic only]

Shakeri, S. (2009)

The Journal of Nonlinear Sciences and its Applications

Rahmat, Mohamad Rafi Segi (2009)

International Journal of Open Problems in Computer Science and Mathematics. IJOPCM

C. Alsina, A. Sklar, B. Schweizer (1993)

Aequationes mathematicae

Beg, Ismat, Gal, Sorin (2002)

Journal of Applied Mathematics and Stochastic Analysis

Rafi, Mohd., Lafuerza-Guillén, B. (2009)

Surveys in Mathematics and its Applications

Jebril, Iqbal H., Hatamleh, Ra'ed (2009)

International Journal of Open Problems in Computer Science and Mathematics. IJOPCM

Cho, Yeol Je, Gordji, Madjid Eshaghi, Zolfaghari, Somaye (2010)

Journal of Inequalities and Applications [electronic only]

Ioan Goleţ (2007)

Mathematica Slovaca

Karakus, S., Demırcı, K. (2007)

International Journal of Mathematics and Mathematical Sciences