TY  - BOOK
AU  - Ocampo, H.
AU  - Paycha, S.
AU  - Vargas, A.
TI  - Geometric and topological methods for quantum field theory
T2  - Lecture notes in Physics 
SN  - 354024283X
U1  - 514 
PY  - 2005///
CY  - Berlin
PB  - Springer-Verlag
ER  -