@book{10810,
	author = {Todorov, Ivan T.},
	title = {Analytic properties of Feynman diagrams in quantum field theory},
	publisher = {Pergamon Press},
	year = {1971},
	address = {Oxford,},
	edition = {1st ed.},
	note = {Translation of Analiticheskie svoĭstva diagramm Feĭnmana v kvantovoĭ teorii poli︠a︡.}
}