00521naa#a2200181#i#450# EN\\bibl\23248 20240719231557.5 2542-2448 20180525b2018####ek#y0engy0150####ca RU THE CONCEPT OF OBTAINING METALS BY LEACHING Journal article Kemerovo Kemerovo State University 2018 11 с. Journal article local Golik Vladimir I. Stradanchenko S. G. Maslennikov S. A. vestnik-hss.kemsu.ru