Dempe, S.; Gadhi, N.; El idrissi, M. Optimality conditions in terms of convexificators for a bilevel multiobjective optimization problem. (English) Zbl 07271719 Optimization 69, No. 7-8, 1811-1830 (2020). MSC: 90C29 90C26 90C70 49K99 PDF BibTeX XML Cite \textit{S. Dempe} et al., Optimization 69, No. 7--8, 1811--1830 (2020; Zbl 07271719) Full Text: DOI
Gadhi, Nazih Abderrazzak; El Idrissi, Mohammed; Hamdaoui, Khadija Necessary optimality conditions for a semivectorial bilevel optimization problem using the kth-objective weighted-constraint approach. (English) Zbl 07239390 Positivity 24, No. 4, 1111-1134 (2020). MSC: 90C29 90C26 90C70 49K99 PDF BibTeX XML Cite \textit{N. A. Gadhi} et al., Positivity 24, No. 4, 1111--1134 (2020; Zbl 07239390) Full Text: DOI
Gadhi, N.; Dempe, S.; El Idrissi, M. New optimality conditions for bilevel programs by using an exact separation principle. (English) Zbl 07238345 Optim. Lett. 14, No. 6, 1381-1392 (2020). MSC: 90C46 90C30 PDF BibTeX XML Cite \textit{N. Gadhi} et al., Optim. Lett. 14, No. 6, 1381--1392 (2020; Zbl 07238345) Full Text: DOI
Gadhi, N.; Hamdaoui, K.; El Idrissi, M. Sufficient optimality conditions and duality results for a bilevel multiobjective optimization problem via a \(\Psi\) reformulation. (English) Zbl 1433.90151 Optimization 69, No. 4, 681-702 (2020). MSC: 90C29 90C46 49J52 PDF BibTeX XML Cite \textit{N. Gadhi} et al., Optimization 69, No. 4, 681--702 (2020; Zbl 1433.90151) Full Text: DOI
Gadhi, N.; El Idrissi, M. An equivalent one level optimization problem to a semivectorial bilevel problem. (English) Zbl 06861663 Positivity 22, No. 1, 261-274 (2018). MSC: 90C29 90C26 90C70 49K99 PDF BibTeX XML Cite \textit{N. Gadhi} and \textit{M. El Idrissi}, Positivity 22, No. 1, 261--274 (2018; Zbl 06861663) Full Text: DOI