Some saddle-point theorems for vector-valued functions. - Nguyen Xuan Hai; Nguyen Hong Quan; Vo Viet Tri (J. Glob. Optim., 2023)

State estimation problem for fractional-order neural networks using event-triggered state observers. - Vo Viet Tri; Dinh Cong Huong; Pham Nu Ngoc Diep (J. Syst. Control. Eng., 2023)