title: Imperial Archaeological Commission and Kalamita fortress protection in the early 20th century
abstract: Императорская Археологическая Комиссия и сохранение крепости Каламита в начале XX в. - Institutional repository of Federal State Autonomous Educational Institution of Higher Professional Education Ural Federal University named after the first President of Russia B.N.Yeltsin
journal: Античная древность и средние века