"Donets Basin" (Donbas), pp.135–136 in: Historical Dictionary of Ukraine.
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(Ingelesez)CNN, By <a href="/profiles/rhea-mogul">Rhea Mogul</a>, Jack Guy, Ed Upright, Aditi Sangal, Adrienne Vogt, Matt Meyer and Leinz Vales. (2023-01-12). «Satellite photos show destruction in Soledar and Bakhmut»CNN(Noiz kontsultatua: 2023-01-12).