1. K. Seitzhanov and V. D. Prodan, ?Influence of the cone angle of sealing surfaces on the performance of permanent tight joints with partial radial self-sealing,? Proceedings of the First Scientific Conference on ?Modern Machinery and Equipment for Chemical Productions? [in Russian], Vol. 1, Chimkent (1977), pp. 33?38.
2. V. I. Livshits, ?investigation of the stresses in high-pressure sealing elements with radial self-sealing obturators,? in: Strength of High-Pressure Vessels [in Russian], IrkutskNIIkhimmash, Irkutsk (1969), pp. 177?199.
3. Series KhM-10;K. Seitzhanov,1976
4. O. V. Rumyantsev, V. D. Prodan, and A. F. Pershin, ?Experimental determination of the friction coefficient in the case of a sphere-cone contact,? Mashinovedenie, No. 4, 101 (1970).
5. V. V. Pankratov, V. D. Prodan, and O. V. Rumyantsev, ?Experimental determination of the self-sealing effect of a lenticular obturator,? Khim. Neft. Mashinostr., No. 5, 8 (1972).