00732nam0-22002651i-450-990001158750403321000115875FED01000115875(Aleph)000115875FED0100011587520000920d1975----km-y0itay50------baengQuantum Gravityan Oxford sumposium, february 15-16, 1974OxfordClarendon Press1975Isham,Chris J.Penrose,Roger<1931- >Sciama,Dennis William<1928- >ITUNINARICAUNIMARCBK99000115875040332129-D-1717287MA1MA1Quantum Gravity347010UNINAING01