*1916. [[Frederick W. Lanchester]] va publicar les [[Lleis de Lanchester]].[https://archive.org/download/aircraftinwarfar00lancrich/aircraftinwarfar00lancrich.pdf AIRCRAFT IN WARFARE. THE DAWN OF THE FOURTH ARM. F. W. LANCHESTER. 1916.]
*1916. [[Frederick W. Lanchester]] va publicar les [[Lleis de Lanchester]].[https://archive.org/download/aircraftinwarfar00lancrich/aircraftinwarfar00lancrich.pdf AIRCRAFT IN WARFARE. THE DAWN OF THE FOURTH ARM. F. W. LANCHESTER. 1916.]