Edwards, P. R. (1985). Standardised fatigue loading sequences for Heliocopter rotors (Helix and Felix). Fraunhofer-Inst. f. Betriebsfestigkeit.
Chicago Style (17th ed.) CitationEdwards, P. R. Standardised Fatigue Loading Sequences for Heliocopter Rotors (Helix and Felix). Darmstadt: Fraunhofer-Inst. f. Betriebsfestigkeit, 1985.
MLA (9th ed.) CitationEdwards, P. R. Standardised Fatigue Loading Sequences for Heliocopter Rotors (Helix and Felix). Fraunhofer-Inst. f. Betriebsfestigkeit, 1985.
Warning: These citations may not always be 100% accurate.