Note that the index numbers are only technical numbers which have no persistence. After a new system generation is done, all of them are invalid. To generate a persistent link, use the name.Use the URL:
http://ww-person.com/cgi-bin/l3/LANG=germ/F=Teresa/N=Rodríguez-Intilini@y@Pérez@de@las@Heras
Teresa Rodríguez-Intilini y Pérez de las Heras
alternatively: /cgi-bin/llmult/LANG=germ/P=20021238