a theoretical vertical distribution of the physical properties of the atmosphere up to an altitude of 50 km established by international agreement
a theoretical vertical distribution of the physical properties of the atmosphere up to an altitude of 50 km established by international agreement
International Standard Atmosphere . Lennunduse terminibaas. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//len/International%20Standard%20Atmosphere/1/eng (14.11.2026)