https://www.vedomosti.ru/library/news/2007/02/08/mpr-utverdilo-poryadok-postanovki-poleznyh-iskopaemyh-na-gosudarstvennyj-balans?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=mpr-utverdilo-poryadok-postanovki-poleznyh-iskopaemyh-na-gosudarstvennyj-balans