Gauss-Newton-based BFGS method with filter for unconstrained minimization. - Natasa Krejic; Zorana Luzanin; Irena Stojkovska (Appl. Math. Comput., 2009)

Mathematical Programming Approach to the Optimality of the Solution for Deterministic Inventory Models with Partial Backordering. - Irena Stojkovska (Adv. Oper. Res., 2013)

An economic order quantity model with partial backordering and incremental discount. - Ata Allah Taleizadeh; Irena Stojkovska; David W. Pentico (Comput. Ind. Eng., 2015)

A nonmonotone line search method for noisy minimization. - Natasa Krejic; Zorana Luzanin; Filip Nikolovski; Irena Stojkovska (Optim. Lett., 2015)

Descent direction method with line search for unconstrained optimization in noisy environment. - Natasa Krejic; Zorana Luzanin; Zoran Ovcin; Irena Stojkovska (Optim. Methods Softw., 2015)

Adaptive stochastic approximation algorithm. - Milena Kresoja; Zorana Luzanin; Irena Stojkovska (Numer. Algorithms, 2017)

Complex-step derivative approximation in noisy environment. - Filip Nikolovski; Irena Stojkovska (J. Comput. Appl. Math., 2018)

Gradient Descent Methods for Regularized Optimization. - Filip Nikolovski; Irena Stojkovska; Katerina Hadzi-Velkova Saneva; Zoran Hadzi-Velkov (CoRR, 2024)