1. Übersetzungsvariable Getriebe für Drehflügler – Eine Notwendigkeit für künftige Hubschraubergenerationen?;Amri,2014
2. Helicopter Performance Improvement with Variable Rotor Radius and RPM;Mistry;Journal of the American Helicopter Society,2014
3. A Methodology for Determining the Optimal Rotational Speed of a Variable RPM Main Rotor/Turboshaft Engine System;Misté;Journal of the American Helicopter Society,2015
4. Enhanced Efficiency and Flight Envelope by Variable Main Rotor Speed for different Helicopter configurations;Garre,2016
5. Helicopter Configurations and Drive Train Concepts for optimal Variable Rotor Speed Utilization;Garre,2016