2023

• Ali, Muhammad Amir; Budak, Hüseyin Budak; Köbis, Elisabeth Anna Sophia. (2023) Some new and general versions of q-Hermite-Hadamard-Mercer inequalities. Filomat. volum 37 (14).
  Academic article
• Ali, Muhammad Amir; Köbis, Elisabeth Anna Sophia. (2023) Some new Q-Hermite-Hadamard-Mercer Inequalities And Related Estimates in Quantum Calculus. Journal of Nonlinear and Variational Analysis.
  Academic article
• Chen, Jiawei; Yang, Ruixi; Köbis, Elisabeth Anna Sophia; Zhang, Tao. (2023) Robust duality and saddle point characterizations for nonconvex multiobjective optimization with data uncertainty. Journal of Nonlinear and Convex Analysis. volum 24 (1).
  Academic article
• Elster, Rosalind; Günther, Christian; Khan, Akhtar; Köbis, Elisabeth Anna Sophia; Köbis, Markus Arthur. (2023) Editorial: “International Conference on Variational Analysis and Nonsmooth Optimization” In honor of the 65th birthday of Christiane Tammer (Martin Luther University Halle-Wittenberg). Journal of Applied and Numerical Optimization. volum 5 (1).
  Academic literature review
• Zhou, Zhiang; Huang, Ming; Köbis, Elisabeth Anna Sophia. (2023) Globally proper efficiency of set optimization problems based on the certainly set less order relation. Applicable Analysis.
  Academic article

2022

• Gemayqzel, Bouza Allende; Köbis, Elisabeth Anna Sophia; Tammer, Christiane; Yao, Jen-Chih. (2022) Editorial: A Special Issue on the theory and numerical methods for vector optimization problems with respect to variable domination structures. Journal of Nonlinear and Variational Analysis. volum 6 (6).
  Abstract
• Köbis, Elisabeth Anna Sophia; Köbis, Markus Arthur. (2022) Approximate elements for set optimization problems with respect to variable domination structures. Journal of Nonlinear and Variational Analysis. volum 6 (2).
  Academic article
• Köbis, Elisabeth Anna Sophia; Köbis, Markus Arthur; Tammer, Christiane. (2022) A FIRST BIBLIOGRAPHY ON SET AND VECTOR OPTIMIZATION PROBLEMS WITH RESPECT TO VARIABLE DOMINATION STRUCTURES. Journal of Nonlinear and Variational Analysis. volum 6 (6).
  Academic literature review
• Köbis, Elisabeth Anna Sophia; Sarychev, Andrey; Tchemisova, Tatiana; Wilhelm-Weber, Gerhard. (2022) Editorial: International Conference "Dynamical Control and Optimization". Optimization. volum 71 (11).
  Editorial
• Köbis, Elisabeth Anna Sophia; Tammer, Christiane. (2022) An existence principle of Takahashi's type for vector optimization problems and applications. Journal of Nonlinear and Convex Analysis. volum 23 (1).
  Academic article

2021

• Gutiérrez, César; Huerga, Lidia; Köbis, Elisabeth Anna Sophia; Tammer, Christiane. (2021) A scalarization scheme for binary relations with applications to set-valued and robust optimization. Journal of Global Optimization. volum 79.
  Academic article
• Köbis, Elisabeth Anna Sophia; Köbis, Markus Arthur. (2021) Characterizing the upper set relation by general functionals. Applied Set-Valued Analysis and Optimization. volum 3 (3).
  Academic article
• Köbis, Elisabeth Anna Sophia; Köbis, Markus Arthur. (2021) The Weighted Set Relation: Characterizations in the Convex Case. Journal of Nonlinear and Variational Analysis. volum 5 (5).
  Academic article
• Köbis, Elisabeth Anna Sophia; Li, Jinlu; Petruşel, Adrian; Yao, Jen-Chih. (2021) Recent development in nonlinear and variational analysis and optimization. Optimization. volum 70 (4).
  Editorial

2020

• Ceng, Lu-Chuan; Köbis, Elisabeth Anna Sophia; Zhao, Xiaopeng. (2020) On General Implicit Hybrid Iteration Method for Triple Hierarchical Variational Inequalities with Hierarchical Variational Inequality Constraints. Optimization. volum 69 (9).
  Academic article
• Hung, Nguyen Van; Dai, Le Xuan; Köbis, Elisabeth Anna Sophia; Yao, Jen-Chih. (2020) The generic stability of solutions for vector quasi-equilibrium problems on Hadamard manifolds. Journal of Nonlinear and Variational Analysis. volum 4 (3).
  Academic article
• Köbis, Elisabeth Anna Sophia; Köbis, Markus Arthur; Qin, Xiaolong. (2020) An Inequality Approach to Approximate Solutions of Set Optimization Problems in Real Linear Spaces. Mathematics.
  Academic article

2019

• Ansari, Qamrul Hasan; Köbis, Elisabeth Anna Sophia; Sharma, Pradeep Kumar. (2019) Characterizations of Multiobjective Robustness via Oriented Distance Function. Journal of Optimization Theory and Applications.
  Academic article
• Chen, Jiawei; Ju, Xingxing; Köbis, Elisabeth Anna Sophia; Liou, Yeong-Cheng. (2019) Tikhonov Type Regularization Methods for Inverse Mixed Variational Inequalities. Optimization.
  Academic article
• Chen, Jiawei; Köbis, Elisabeth Anna Sophia; Yao, Jen-Chih. (2019) Optimality Conditions and Duality for Robust Nonsmooth Multiobjective Optimization Problems with Constraints Share on. Journal of Optimization Theory and Applications.
  Academic article
• Günther, Christian; Köbis, Elisabeth Anna Sophia; Popovici, Nicolae. (2019) Computing Minimal Elements Of Finite Families of Sets w.r.t. Preorder Relations in Set-Valued Optimization. Applied Set-Valued Analysis and Optimization.
  Academic article
• Günther, Christian; Köbis, Elisabeth Anna Sophia; Popovici, Nicolae. (2019) On strictly minimal elements w.r.t. preorder relations in set-valued optimization. Applied Set-Valued Analysis and Optimization.
  Academic article
• Hebestreit, Niklas; Khan, Akhtar; Köbis, Elisabeth Anna Sophia; Tammer, Christiane. (2019) Existence Theorems and Regularization Methods for Non-coercive Vector Variational and Vector Quasi-Variational Inequalities. Journal of Nonlinear and Convex Analysis.
  Academic article
• Khan, Akhtar; Köbis, Elisabeth Anna Sophia; Tammer, Christiane. (2019) Variational Analysis and Set Optimization: Developments and Applications in Decision Making. CRC Press. 2019. ISBN 9781315177991.
  Academic anthology/Conference proceedings
• Köbis, Elisabeth Anna Sophia; Köbis, Markus Arthur; Qin, Xiaolong. (2019) Nonlinear Separation Approach to Inverse Variational Inequalities in Real Linear Spaces. Journal of Optimization Theory and Applications.
  Academic article
• Köbis, Elisabeth Anna Sophia; Le, Thanh Tam; Tammer, Christiane; Yao, Jen-Chih. (2019) Necessary Conditions for Solutions of Set Optimization Problems with Respect to Variable Domination Structures. Pure and Applied Functional Analysis. volum 4 (2).
  Academic article
• Nguyen Van, Hung; Köbis, Elisabeth Anna Sophia; Tam, Vo Minh. (2019) Existence Conditions for Set-Valued Vector Quasi-Equilibrium Problems on Hadamard Manifolds with Variable Domination Structure and Applications. Journal of Nonlinear and Convex Analysis. volum 20 (12).
  Academic article
• Nguyen Van, Hung; Köbis, Elisabeth Anna Sophia; Tam, Vo Minh. (2019) Existence of Solutions and Iterative Algorithms for Weak Vector Quasi-Equilibrium Problems. Journal of Nonlinear and Convex Analysis. volum 21 (2).
  Academic article
• Nguyen Van, Hung; Tam, Vo Minh; Köbis, Elisabeth Anna Sophia; Yao, Jen-Chih. (2019) Existence of Solutions and Algorithm for Generalized Vector Quasi-complementarity Problems with Application to Traffic Network Problems. Journal of Nonlinear and Convex Analysis. volum 20 (9).
  Academic article

2018

• Ansari, Qamrul Hasan; Köbis, Elisabeth Anna Sophia; Yao, Jen-Chih. (2018) Vector Variational Inequalities and Vector Optimization. Theory and Applications. Springer. 2018. ISBN 9783319630489.
  Academic monograph
• Chen, Jiawei; Köbis, Elisabeth Anna Sophia; Köbis, Markus Arthur; Yao, Jen-Chih. (2018) Image Space Analysis for Constrained Inverse Vector Variational Inequalities via Multiobjective Optimization. Journal of Optimization Theory and Applications.
  Academic article
• Fang, Donghui; Köbis, Elisabeth Anna Sophia; Zhao, Xiaopeng. (2018) Zero Duality Gap Property for Convex Composite Optimization Problems. Journal of Nonlinear and Convex Analysis. volum 19 (12).
  Academic article
• Hebestreit, Niklas; Köbis, Elisabeth Anna Sophia. (2018) Representation of Set Relations in Real Linear Spaces. Journal of Nonlinear and Convex Analysis. volum 19 (2).
  Academic article
• Köbis, Elisabeth Anna Sophia; Köbis, Markus Arthur. (2018) Overshoot Optimized Newmark-Type Methods. Investigacion Operacional. volum 39 (3).
  Academic article
• Köbis, Elisabeth Anna Sophia; Le, Thanh Tam. (2018) Numerical Procedures for Obtaining Strong, Strict and Ideal Minimal Solutions of Set Optimization Problems. Applied Analysis and Optimization. volum 2 (3).
  Academic article
• Köbis, Elisabeth Anna Sophia; Le, Thanh Tam; Tammer, Christiane. (2018) A Generalized Scalarization Method in Set Optimization with Respect to Variable Domination Structures. Vietnam Journal of Mathematics.
  Academic article
• Sharma, Pradeep Kumar; Köbis, Elisabeth Anna Sophia; Ansari, Qamrul Hasan. (2018) Characterizations of Set Relations with Respect to Variable Domination Structures via Oriented Distance Function. Optimization.
  Academic article

2017

• Gutiérrez, César; Huerga, Lidia; Köbis, Elisabeth Anna Sophia; Tammer, Christiane. (2017) Approximate Solutions of Set-Valued Optimization Problems Using Set-Criteria. Applied Analysis and Optimization. volum 1 (3).
  Academic article
• Köbis, Elisabeth Anna Sophia. (2017) Robust Approaches to Uncertain Optimization. Boletín de Estadística e Investigacíon Operativa. volum 33 (3).
  Academic article
• Köbis, Elisabeth Anna Sophia. (2017) Set Optimization by Means of Variable Order Relations. Optimization.
  Academic article
• Köbis, Elisabeth Anna Sophia. (2017) Variable Ordering Structures in Set Optimization. Journal of Nonlinear and Convex Analysis. volum 18 (9).
  Academic article
• Köbis, Elisabeth Anna Sophia; Le, Thanh Tam; Tammer, Christiane; Yao, Jen-Chih. (2017) A New Scalarizing Functional in Set Optimization with Respect to Variable Domination Structures. Applied Analysis and Optimization. volum 1 (2).
  Academic article