TY  - BOOK
AU  - Green ,M.
ED  - Trieste Spring School 
ED  - International Centre for Theoretical  Physics (ICTP).
ED  - International Atomic Energy Agency.
ED  - UNESCO.
TI  - String theory and quantum gravity : : proceedings of the Trieste Sp ring School , 23 April-1 May 1990 / 
SN  - 9810203721
PY  - 1991///
CY  - Singapore : 
PB  - World Scientific, 
KW  - String models
KW  - Congresses
KW  - Quantum gravity
N1  -  "International Centre for Theoretical Physics , International Atomic Energy Acency , United Nations Educational , Scientific and Cultural O rganization.";  Includes bibliographical references
ER  -