TY - BOOK AU - Deligne,P.,et al (eds) ED - Etingof, P ED - Kazhdan, D ED - Morgan, J.W TI - Quantum fields & strings: course for mathematicians, Vol. I SN - 9780821819876 U1 - 13.07+14.09 PY - 1999/// CY - Providence PB - American Mathematical Society N1 - Received gratis from publishers ER -