The following publications are possibly variants of this publication:
- New Contribution to the Advancement of Fixed Point Theory, Equilibrium Problems, and Optimization Problems 2014Wei-Shih Du, Erdal Karapinar, Lai-Jiu Lin, Gue Myung Lee. jam, 2015, 2015. [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]
- From an abstract maximal element principle to optimization problems, stationary point theorems and common fixed point theoremsLai-Jiu Lin, Wei-Shih Du. jgo, 46(2):261-271, 2010. [doi]