1. Chistyakov, A.N., Khimiya i tekhnologiya pererabotki kamennougol’noi smoly (Chemistry and Technology of Coal-Tar Processing), Chelyabinsk: Metallurgiya, Chelyabinskoe Otdelenie, 1990.
2. Sukorukova, E.A., Kharlampovich, G.D., Slyshkina, T.V., et al., Reducing the Content of 3,4-Benzopyrene in Coal Pitch, Koks Khim., 1984, no. 7, pp. 36–38.
3. Lebedev, V.A., Branin, O.B., Muraenko, S.E., et al., Benz[a]pyrene Content in Coal Tar and Its Products, Koks Khim., 1991, no. 2, pp. 20–22.
4. Lebedev, V.A., Branin, O.B., Dyukanov, A.G., et al., Reducing the Benz[a]pyrene Content in Coal Binders, Koks Khim., 1988, no. 8, pp. 36–37.
5. Slyshkina, T.V. and Sukorukov, V.I., Eliminating the Carcinogenic Impact of Coal-Based Electrode Binders, Koks Khim., 1998, no. 6, pp. 26–32.