http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Dispersion relations and their connection with causality
International School of Physics "Enrico Fermi" (1963 : Varenna, Italy)
At head of title: Italian Physical Society.
Proceedings of the International School of Physics "Enrico Fermi" ; course 29
International School of Physics "Enrico Fermi".