Existence of equilibria for multivalued mapping and its application to vectorial equilibria
Journal of Optimization Theory and Applications
On quasivariational inclusion problems of type I and related problems
Journal of Global Optimization
Fixed points and quasi-equilibrium problems
Mathematical and Computer Modelling: An International Journal
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In this paper, by counterexamples, we show that Proposition 3.1 in [5] which has a crucial role for proving the main results is not correct. Also, we give counterexamples, which show that some claims in the proof of the main results in [7, 12] are not valid. Finally, by applying some slightly modifications, we claim that these results can be proved in a similar manner.