| | Vakal, Sergiy Development of ammophos production technology from algerian phosphorites [Текст] / Sergiy Vakal, Eduard Karpovych, Myroslav Malyovannyi and Oleh Stokalyuk // Chemistry & Chemical Technology / Lviv Polytechnic Nat. Univ. ; ed.-in-chief M. Bratychak. — Lviv : Publ. House of Lviv Polytechnic Nat. Univ., 2009. — P. 89-92. |
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