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2. V. I. Litovko, Improving the Quality of Ductile Iron Castings [in Russian], Naukova Dumka, Kyiv (1987), p. 202.
3. É. V. Zakharchenko, Yu. N. Levchenko, V. G. Gorenko, and P. A. Varenik, Spheroidal and Vermicular Graphite Iron Castings [in Russian], Naukova Dumka, Kyiv (1986), p. 248.
4. É. A. Taran, “Cast iron treatment with iron–magnesium pellets,” Litein. Proizv., No. 7, 30 (1972).
5. A. D. Sherman, In-Mold Inoculation of Ductile Iron with Pellets. Production Technology and Management [in Russian], Dep. UkrNIINTI 30.9.87, No. 1081 UK-D83, Kyiv (1983), p. 98.