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=Joan@Ramon/N=Folc@de@Cardona@*@de@Pallars@*@de@Cardona@*@de@las@Montanas@de@Prades@*@de@Vilamur@*@de@Entenza@i@d'Eril
alternatively: /cgi-bin/llmult/LANG=germ/P=31000040