Alexander B. Givental (EDT)/ Boris Khesin (EDT)/ Mikhail B. Sevryuk (EDT)/ Victor A. Vassiliev (EDT)/ Oleg Ya. Viro (EDT)
(2)
Felix V. Dolzhansky/ A. E. Gledzer (ADP)/ E. B. Gledzer (ADP)/ Boris Khesin (TRN)
(1)
Vladimir I. Arnold/ Alexander B. Givental (EDT)/ Boris A. Khesin (EDT)/ Alexander N. Varchenko (EDT)/ Victor A. Vassiliev (EDT)
(1)
Vladimir I. Arnold/ Alexander B. Givental (EDT)/ Boris A. Khesin (EDT)/ Jerrold E. Marsden (EDT)/ Alexander N. Varchenko (EDT)
(1)