@book{11509, author = {Svartholm, Nils}, title = {Elementary Particle Theory. Relativistic Groups and Analyticity. Proceedings of the Eighth Nobel Symposium, held May 19-25, 1968, at Aspenasgarden, Lerum, in the county of Alvsborg, Sweden.}, publisher = {Wiley Interscience/Almqvist & Wiksell}, year = {1968}, address = {New York/Stockholm} }