00698nam0-22002531i-450-99000040266040332120151109124712.0000040266FED01000040266(Aleph)000040266FED0100004026620020821d--------km-y0itay50------baengy-------001yyBulletin 1982-1983Massachusetts Institute of Technologys.l.s.e.1985Massachusetts Institute of Technology22620ITUNINARICAUNIMARCBK99000040266040332104 222-61CIDINCHDINCHBulletin 1982-19831498889UNINA