Joint reduction of NiO + WO3 oxides by combined Mg/C reducer. Synergetic effectZakaryan, Marieta; Nazaretyan, K.; Aydinyan, Sofiya; Kharatyan, SurenXV International Symposium on Self-Propagating HighTemperature Synthesis, September 16-20, 20192019 / p. 546-548 : ill http://www.ism.ac.ru/events/SHS2019/doc/abstract_shs2019.pdf