{"leader":"00566naa#a2200169#i#450#","fields":[{"001":"EN\\\\bibl\\132702"},{"005":"20260813101617.4"},{"011":{"ind1":"#","ind2":"#","subfields":[{"a":"2221-3260"}]}},{"100":{"ind1":"#","ind2":"#","subfields":[{"a":"20260630b2026####ek#y0engy0150####ca"}]}},{"102":{"ind1":"#","ind2":"#","subfields":[{"a":"RU"}]}},{"200":{"ind1":"1","ind2":"#","subfields":[{"a":"Economic problems and prospects for using mining for the development of the Russian economy"},{"e":"Journal article"}]}},{"210":{"ind1":"1","ind2":"#","subfields":[{"a":"Yaroslavl"},{"c":"Yaroslavl State Technical University"},{"d":"2026"}]}},{"215":{"ind1":"#","ind2":"#","subfields":[{"a":"16 \u00d1\u0081."}]}},{"608":{"ind1":"#","ind2":"#","subfields":[{"a":"Journal article"},{"2":"local"}]}},{"700":{"ind1":"#","ind2":"1","subfields":[{"a":"Tebekin"},{"g":"Alexey Vasilyevich"}]}},{"700":{"ind1":"#","ind2":"1","subfields":[{"a":"Petrov"},{"g":"Valery Stanislavovich"}]}},{"856":{"ind1":"4","ind2":"#","subfields":[{"a":"theoreticaleconomy.ru"},{"u":""}]}}]}