The following publications are possibly variants of this publication:
- New Contribution to the Advancement of Fixed Point Theory, Equilibrium Problems, and Optimization ProblemsWei-Shih Du, Erdal Karapinar, Lai-Jiu Lin, Gue Myung Lee, Tamaki Tanaka. jam, 2013, 2013. [doi]
- Systems of equilibrium problems with applications to new variants of Ekeland s variational principle, fixed point theorems and parametric optimization problemsLai-Jiu Lin, Wei-Shih Du. jgo, 40(4):663-677, 2008. [doi]