000			00628 a2200277 4500
001			12595
020			_a0-387-90137-X2
041			_aeng
080			_a513.83 Lef
245			_aApplications of algebraic topology : graph and networks the Picard-Lefschetz theory and Feynman integrals
250			_a
260			_aNew York
260			_bSpringer-Verlag,
260			_c1975
300			_aviii,189 p.
300			_c25 cm
490			_a
100			_aLefschetz, S.
700			_a
650			_a
650			_aAlgebraic topology
650			_aGraph theory
650			_aElectric networks
942			_cBK
942			_2UDC
999			_c14593 _d14593