Hierarchical control of discrete-event systems: A new command and control design based on feasible system decomposition. - Quang Ha Ngo; Kiam Tian Seow (CASE, 2012)

A time fidelity control foundation for hierarchical discrete-event systems. - Quang Ha Ngo; Kiam Tian Seow (CASE, 2014)

Command and Control of Discrete-Event Systems: Towards Online Hierarchical Control Based on Feasible System Decomposition. - Quang Ha Ngo; Kiam Tian Seow (IEEE Trans Autom. Sci. Eng., 2014)

Discrete-event system abstractions for on-line logical and real-time hierarchical control - Quang Ha Ngo (2016)

A hierarchical consistency framework for real-time supervisory control. - Quang Ha Ngo; Kiam Tian Seow (Discret. Event Dyn. Syst., 2018)