01137nam2-2200349---450-99000327150020331620090615125919.0000327150USA01000327150(ALEPH)000327150USA0100032715020090615d1971----km-y0itay50------baengUS||||||||001yyAnalytic properties of Feynman diagrams in quantum field theoryI. T. TodorovOxfordPergamon Presscopyr. 1971XVI, 152 p.ill.24 cmInternational series in natural philosophy380010003270922001International series in natural philosophy38Meccanica quantistica530.12TODOROV,I. T.604873ITsalbcISBD990003271500203316530 INP (38) A3506/CBS53000223062BKSCIRSIAV79020090615USA011258RSIAV79020090615USA011259Analytic properties of Feynman diagrams in quantum field theory1118396UNISA