Nonsingular fractional-order integral fast-terminal sliding mode control for underactuated shipboard cranes - Cuong, Hoang Manh; Thai, Nguyen Van; Trieu, Pham Van; Dong, Hoang Quoc; Nam, Tran The; Viet, Tran Xuan; Nho, Luong Cong; Tuan, Le Anh (Journal of the Franklin Institute, 2022)