Vozmozhnosti ra︠t︡sionalʹnoĭ pererabotki volʹframovogo mineralʹnogo syrʹ︠i︡a Dalʹnevostochnogo regiona dl︠i︡a polucheni︠i︡a instrumentalʹnykh i naplavochnykh materialov - Butukhanov, V. L. (Vladimir Lavrentʹevich) (Akademi︠i︡a nauk SSSR, Dalʹnevostochnoe otd-nie, In-t mashinovedeni︠i︡a i metallurgii, 1992)