PERCUTANEOUS HEPATOCHOLANGIOGRAPHY WITH A FLEXIBLE NEEDLE Article VINOGRADOV V.V., BRAGIN F.A., ALEXEEV V.F. Khirurgiya. ООО "Издательство "Медиа Сфера". 1982.
ADSORPTION AND CONVERSIONS OF CYCLOHEXENE ON GRANULAR SILVER FILMS Article YAGODOVSKII V.D., TSVETKOV V.V., CHITNIS U., REI S.K. Kinetics and Catalysis. Maik Nauka-Interperiodica Publishing. Vol. 23. 1982. P. 608-611