Lynn, Shane A., Ringwood, John and Del Valle Gamboa, Juan Ignacio (2009) Temperature Estimation for a Plasma-Propelled Rocket Engine. IEEE Control Systems Magazine, 29 (6). pp. 15-25. ISSN 0272-1708
Lynn, Shane, Ringwood, John and Del Valle Gamboa, Juan Ignacio (2008) State Estimation for the VASIMR Plasma Engine. Signals and Systems Conference, 2008. . pp. 24-29. ISSN 0537-9989