| APA | Smart Define. (-0001). closed-loop thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/closed-loop/thesaurus/synonyms |
| Chicago | Smart Define. -0001. "closed-loop thesaurus" https://smartdefine.org/closed-loop/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define -0001, closed-loop thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/closed-loop/thesaurus/synonyms>. |
| MLA | Smart Define. "closed-loop thesaurus" 30 November -0001. Web. 23 September 2026. <https://smartdefine.org/closed-loop/thesaurus/synonyms> |