You may also wish to search for items by Ishchuk, I. and Ishchuk.
Only one matching reference was found.
Basner, M.E.; Grigor'ev, B.A.; Ishchuk, I.V.; Batik, L.I.; Fel'dblyum, V.Sh.; Tyuryaev, I.Ya., Reaction Equilibrium in the Cracking of 2-Methyl-2-pentene, Khim. Prir. Soedin., 1967, 43, 345. [all data]