Hippel, S., Thiesen, H., & Jauch, C. (2015). Regelbares Schwungrad in einem Rotor einer Windenergieanlage zur Unterstützung der Netzfrequenzregelung. http://doi.org/10.13140/2.1.3076.8166 (Original work published März 2015)
Faber, P. D.-I. T., & Rudolf, R. (2015). Prototype Design of an Energy-efficient Guyed Tubular. Steel Tower Concept for Wind Turbines targeting 50% savings in Steel and associated CO2 Emissons.
Dunne, F., Schlipf, D., Pao, L. Y., & Wright, A. D. (2012). Comparison of two independent LIDAR-based pitch control designs (No. SR-5000-55544). Abgerufen von https://www.nrel.gov/docs/fy12osti/55544.pdf (Original work published 2026)