Ключевые слова: 2018, acrobatic, aerial, aero, aerobatic, aeronautical, aeronautics, aeroplane, aerospace, air, aircraft, airplane, airshow, armed, aviation, cakovec, croatia, croatian, defence, defense, demonstration, display, flight, fly, flying, force, forces, formation, military, outdoors, pc9, pc9m, performance, pilatus, plane, planes, show, sky, spotter, storm, switzerland, team, trainer, training, war, weapon, wings,