(untitled) - Gevorkyan,G.A.; Gabrielyan,S.A.; Apoyan,N.A.; Podol’skaya,L.P.; Sukasyan,R.S.; Sarkisyan,A.S.; Azlivyan,A.S.; Akopyan,A.V.; Mndzhoyan,O.L. (Khim.-Farm. Zh., 1989)