Voir
https://fr.wikipedia.org/wiki/S-400_Triumph
https://en.wikipedia.org/wiki/S-400_missile_system#Current_operators
Vers un S-500, lire https://www.armyrecognition.com/russia_russian_missile_system_vehicle_uk/s-500_prometheus_55r6m_triumfator-m_air_defense_missile_data_pictures_video.html