1.
Haiko H, Biletsky V, Biletskyi V. Who discovered the Donetsk coal basin and when it was discovered: Information war on the Donbas frontier. Skhid [Internet]. 2023Jun.14 [cited 2024Dec.22];3(3):25-32. Available from: https://skhid.kubg.edu.ua/article/view/266403