Fedoseev RV, Mariskin OI, Bogatyrev ED. The crisis of noble land ownership in the second half of XIX - Early XX century (based on materials from the middle Volga Region). AmazInv [Internet]. 2019 Jun. 25 [cited 2025 Nov. 3];8(20):104-1. Available from: https://mail.amazoniainvestiga.info/index.php/amazonia/article/view/69