Gorbunov, A.S., and O.P. Bykovskaya. “Altitudinal Organization of Plain Landscapes (on the Example of the Central Black Earth Region of Russia)”. Fundamental and Experimental Biology 104, no. 4 (December 30, 2021): 122–133. Accessed November 7, 2025. https://feb.buketov.edu.kz/bmg-vestnik/article/view/462.