00645naa#a2200181#i#450# EN\\bibl\44290 20241218151520.3 2223-4608 20210630b2021####ek#y0engy0150####ca RU Manufacturing fine graphite powder with AC electric synthesis Journal article Bryansk Bryansk State Technical University 2021 6 с. Journal article local Химия. Кристаллография. Минералогия. Минераловедение. 54 Kupriashov Andrei Viktorovich Shestakov Ivan Yakovlevich bstu.editorum.ru