For citations:

Akimov E.N., Senin A.V., Roshchin V.E. PACTIVITY CALCULATION OF Al2O3 SYSTEM COMPONENTS. Izvestiya. Ferrous Metallurgy. 2013;56(2):3-5. (In Russ.) https://doi.org/10.17073/0368-0797-2013-2-3-5