All Music Guide: Nico: Provides details of her solo musical career and a discography.
IMDb: Nico: Filmography, from the Internet Movie Database.
Nico: From the Swingin' Chicks of the '60s site.
Nico Web Site: Song lyrics, discography, films, videos and a brief bio.
RollingStone.com: Nico: Short bio and discography.