http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
John R. Pierce, A. Michael Noll ; versión española por Jaume Herranz Luis, Antonio Elias Fusté, Pedro Vicente del Fraile.
Signals. Spanish (Herranz Luis, Elias and Fraile)
Pierce, John R. (John Robinson), 1910-2002.