Toptschiew et al. Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1958 , p. 370;engl.Ausg.S.352 Doklady Akademii Nauk SSSR, 1959 , vol. 129, p. 598 Full Text Show Details Toptschiew et al. Doklady Chemistry, 124-129<1959>1049 Full Text Show Details Michailow; Tutorskaja Doklady Akademii Nauk SSSR, 1958 , vol. 123, p. 479,480 Doklady Chemistry, 118-123<1958>879,880