- BDSM Directory BDSM Directory
- BDSM for Dummies BDSM for Dummies
- BDSM Intro
- BDSM Wikipedia BDSM Wikipedia
- BDSM: Alles over BDSM BDSM: Alles over BDSM
- BDSM: What is BDSM? BDSM: What is BDSM?
- Bondage Wikipedia Bondage Wikipedia
- SamriuM.nl: BDSM SamriuM.nl: BDSM
- SUB? What is a SUB?
- UrbanDictionary: Submissive UrbanDictionary: Submissive