Fromm, J., & Majus, J. (1981). A method for evaluating radio navigation systems for the terminal maneuvering area. DFVLR.
Lua i Stíl Chicago (17ú heag.)Fromm, Jens, agus Joachim Majus. A Method for Evaluating Radio Navigation Systems for the Terminal Maneuvering Area. Köln: DFVLR, 1981.
Lua MLA (8ú heag.)Fromm, Jens, agus Joachim Majus. A Method for Evaluating Radio Navigation Systems for the Terminal Maneuvering Area. DFVLR, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.