00665nam2 22002171i 450 990002334080403321000233408FED01000233408(Aleph)000233408FED0100023340820030801d--------km-y0itay50------ba<<The >>effect of substition on the rate ofchemical change. Roma, 1959, p. 141-149.001000220206Moelwyn-Hughes,E.A.17608ITUNINARICAUNIMARCBK990002334080403321FFABCEffect of substition on the rate ofchemical change. Roma, 1959, p. 141-149391829UNINAING01