Omelchenko OA, Kononenko OV, Livinsky VM, Evminov SV, Olendiy IA, Ovramets MA. Тhe nature and characteristics of the evolution of the phenomenon of geopolitics. Amazonia Investiga [Internet]. 20avr.2022 [cité 17mai2024];11(51):140-8. Available from: https://www.amazoniainvestiga.info/index.php/amazonia/article/view/1940