00603naa#a2200169#i#450# EN\\bibl\82898 20250413012835.7 2413-046X 20240527b2024####ek#y0engy0150####ca RU PROBLEMS OF PROVIDING GEOLOGICAL EXPLORATION FOR THE ECONOMIC ASSESSMENT OF MINERAL DEPOSITS Journal article Moscow Electronic science 2024 10 с. Journal article local Экономика. Народное хозяйство. Экономические науки. 33 Kolokol'ceva Alla Vladimirovna qje.su