Chatfield, C. H. The Airplane and Its Engine - 4a ed, 3a impr - New York : McGraw-Hill, 1940. - p. 414 Subjects--Topical Terms: AERONAVESALASESTABILIDAD Y CONTROLMOTOR AERONAUTICOPERFORMANCEHELICESTREN DE ATERRIZAJEESTRUCTURASINSTRUMENTAL AERONAUTICO Universal Decimal Class. No.: 629.7.022