"Mir osveščaetsja solncem, a čelovek - znaniem" istoriku, archeografu, pedagogu professoru A.A. Černobaevu - 80 let! = "The world is illuminated by the sun, and man - by knowledge" : historian, archeographer, teacher professor A.A. Chernobaev is 80 years old! - Poltorak, Sergej Nikolaevič 1955-; Šabelʹnikova, Natalʹja Alekseevna (2020)