000			00527nam a22000977a 4500
008			220401s1977 nl ||||| |||| 00| 0 eng d
080			_a530.12
100			_aRuffini, Remo _9230986
245			_aProceedings of the first Marcel Grossman Meeting on General Relativity organized and held at the International Centre for Theoretical Physics, Trieste and Istituto di Fisica Teorica, University of Trieste, 7-12 July, 1975 / _cRemo Ruffini; Marcel Grossmann Meeting on General Relativity.
264			_aAmsterdam : _bNorth-Holland, _c1977.
999			_c580184 _d580182