TY - RPRT TI - Comprehensive Modeling and Analysis of Rotorcraft Variable Speed Propulsion System With Coupled Engine/Transmission/Rotor Dynamics AU - DeSmidt, Hans A. AU - Smith, Edward C. AU - Bill, Robert C. AU - Wang, Kon-Well PY - 2013 UR - https://ntrs.nasa.gov/citations/20130014755 ID - 20130014755 ER -