Exponential estimate with a time-varying factor for positive discrete-time systems with time-delays. - Cao Thanh Tinh; Phan Thanh Nam; Tran Ngoc Nguyen; Hieu Minh Trinh (Appl. Math. Lett., 2021)

Comparison principle for positive time-delay systems: An extension and its application. - Phan Thanh Nam; Le Quang Thuan; Tran Ngoc Nguyen; Hieu Trinh (J. Frankl. Inst., 2021)

Tighter exponential estimate for positive systems with time delays. - Tran Ngoc Nguyen; Cao Thanh Tinh; Phan Thanh Nam (Autom., 2022)

Exponential Estimate of Positive Time-Delay Systems with Polytopic Uncertainties. - Phan Thanh Nam; Tran Ngoc Nguyen; Hieu Trinh (SIAM J. Control. Optim., 2022)

Exponential state estimate of positive systems with time-varying delays: a Lyapunov-Razumikhin approach. - Tran Ngoc Nguyen (IMA J. Math. Control. Inf., 2023)

Comparison-based method to stability of positive 2-D continuous-time Roesser systems with time-varying delays. - Tran Ngoc Nguyen; Phan Thanh Nam; Hieu Trinh (J. Frankl. Inst., 2024)

A new approach to state bounding for coupled differential-difference equations with bounded disturbances. - Tran Ngoc Nguyen (Int. J. Syst. Sci., 2024)

Convergence analysis of a mixed logarithmic barrier-augmented Lagrangian algorithm without constraint qualification. - Tran Ngoc Nguyen (Comput. Optim. Appl., 2025)