Rudenko , Konstantin A. 2025. “Formation Peculiarities of the Cultural Layer at the Ostolopovo Settlement of the Late X–XII Centuries in Tatarstan and Its Topographic Chronology”. Arkheologiia Evraziiskikh Stepei (Archaeology of the Eurasian Steppes), no. 3 (June):134-47. https://doi.org/10.24852/2587-6112.2025.3.134.147.