1. Kirillova, Zh.V., Metelitsa, T.M., and Neipert, K.V., Ispol’zovanie otrabotannoi sernoi kisloty v SSSR i za rubezhom (Use of Spent Sulfuric Acid in the USSR and Abroad), Moscow: NIITEKhIM, 1984.
2. Amelin, A.G., Tekhnologiya sernoi kisloty (Technology of Sulfuric Acid), Moscow: Khimiya, 1983.
3. Dobrovinskaya, N.A., Dobkina, E.I., and Kuznetsova, S.M., Zh. Prikl. Khim., 2004, vol. 77, no. 1, pp. 36–42.
4. Syurkaev, A.A., Shenfel’d, B.E., and Dobrovinskaya, N.A., Zh. Prikl. Khim., 1990, vol. 63, no. 2, pp. 426–429.
5. Gel’man, E.I., Thermocatalytic Decomposition of Spent Sulfuric Acid with a Low Content of Organic Impurities, Cand. Sci. (Chem.) Dissertation, Leningrad, 1989.