Miscellaneous Sites
- Abandomoviez.net (Spanish)
- Aullidos.com (Spanish)
- DBCult Film Institute
- IMCDb.org: cars, bikes, trucks and other vehicles seen in this production
- MUBI: The global community for film lovers
- MUBI: The global community for film lovers
- New Video Film-Lexikon (German)
- Soundtrack.Net
- SoundtrackCollector - Soundtrack Information
- Starlog - Bert I. Gordon Interview [Ed Naha] (September 1978)
