Mine Field Preparation and Coal Mining in Western Donbas: Energy Security of Ukraine—A Case Study. - Haidai, Oleksandr; Ruskykh, Vladyslav; Ulanova, Nataliia; Prykhodko, Vira; Cabana, Edgar Cáceres; Dychkovskyi, Roman; Howaniec, Natalia; Smolinski, Adam (Energies (19961073), 2022)