Retuinskih System ROSS

Retuinskih System ROSS (Russian: РОСС, short for Росси́йская Оте́чественная Систе́ма Самозащи́ты; English transliteration: Rossiyskaya Otechestvennaya Sistema Samozashchity; translated as Russian Native System of Self-Defense) is a martial system trademarked by Russian General Alexander Retuinskih related to Systema. ROSS is its official name...