00671nam2 22002171i 450 990002294600403321000229460FED01000229460(Aleph)000229460FED0100022946020030801d--------km-y0itay50------baSynthesis of five-membered rings with oneheteroatom. Oxford, 1984, v. 4.3, p. 89-153.001000222363Bird,Clive W.91290ITUNINARICAUNIMARCBK990002294600403321FFABCSynthesis of five-membered rings with oneheteroatom. Oxford, 1984, v. 4.3, p. 89-153387349UNINAING01