MainAuthors Petrikova Svetlana Vasilievna Cand.Sci.(Law), Associate professor of the Criminal law, Criminalistics and Criminology Department National Research Ogarev Mordovia State University , Saransk, Russian Federation ARTICLES: Research of In-Prison Criminality in the Republic of Mordovia:An Introduction to the Problem Gaps in Russian Legislation — Issue №7 2022: 202-209 The Structure of Crime in Penal Institution in the Republic of Mordovia Gaps in Russian Legislation — Issue №7 2022: 238-252