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PY - 2007 DA - 2007// TI - Vectorial form of Ekeland-type variational principle with applications to vector equilibrium problems and fixed point theory JO - Journal of Mathematical Analysis and Applications VL - 334 UR - https://doi.org/10.1016/j.jmaa.2006.12.076 DO - 10.1016/j.jmaa.2006.12.076 ID - Ansari2007 ER - TY - JOUR AU - Ansari, Q. H. AU - Konnov, I. V. AU - Yao, J. C. PY - 2001 DA - 2001// TI - On generalized vector equilibrium problems JO - Nonlinear Analysis: Theory, Methods & Applications VL - 47 UR - https://doi.org/10.1016/S0362-546X(01)00199-7 DO - 10.1016/S0362-546X(01)00199-7 ID - Ansari2001 ER - TY - JOUR AU - Ansari, Q. H. AU - Siddiqi, A. H. AU - Wu, S. Y. PY - 2001 DA - 2001// TI - Existence and duality of generalized vector equilibrium problems JO - Journal of Mathematical Analysis and Applications VL - 259 UR - https://doi.org/10.1006/jmaa.2000.7397 DO - 10.1006/jmaa.2000.7397 ID - Ansari2001 ER - TY - JOUR AU - Ansari, Q. H. AU - Yao, J. -. C. 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