TY  - BOOK
AU  - Alvarez-Gaume,L.,et al
ED  - Arbarello, E
ED  - De Concini, C
ED  - Hitchin, N.J
TI  - Global geometry & mathematical physics: lectures 2nd session of C.I.M.E., montecatini terme, italy, july 4-12, 1988
T2  - Lecture notes in mathematics 1451
SN  - 3540532862
U1  - 8.07+13.01 
PY  - 1990///
CY  - Berlin
PB  - Springer
ER  -