ICAO bulletin : official magazine of civil aviation

International Civil Aviation Organization | TIBKAT | Nachgewiesen 37.1982 - 44.1989

The Civil Aviation Authority Library Bulletin,

Elsevier | 1981

Accidents in civil aviation

Volmerange, A. | Engineering Index Backfile | 1931

Civil Aviation Authority Centre

Rutter, K. / Pye, J. | British Library Online Contents | 1993

The Code official : CO ; the magazine for code administrators

Building Officials and Code Administrators International | TIBKAT | 33.1999 - 36.2002; damit Ersch. eingest.