| | Prysiazhnyi, Yu. Desulphurization and usage of medium-metamorphized black coal. 2. Desulphurized coal used as an additive for the production of special types of coke [Текст] / Yuri Prysiazhnyi, Serhiy Pyshyev, Viktoria Kochubey, Denis Miroshnichenko // Chemistry & Chemical Technology / Lviv Polytechnic Nat. Univ. ; ed.-in-chief M. Bratychak. — Lviv : Publ. House of Lviv Polytechnic Nat. Univ., 2014. — P. 467-474. |
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