An integral approximation in three variables. Sofo, A. — 2003 JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]
Integral inequalities of the Ostrowski type. Sofo, A. — 2002 JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]
Sums of reciprocals of triple binomial coefficients. Sofo, A. — 2008 International Journal of Mathematics and Mathematical Sciences
Some Boas-Bellman type inequalities in 2-inner product spaces. Dragomir, S.S.; Cho, Y.J.; Kim, S.S.; Sofo, A. — 2005 JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]