Merge pull request #63 from wurtylex/bb-fix

minor edit to citation

Author: teorth

constants/14a.md

@@ -10,7 +10,7 @@ The existence of $C_{14}$ essentially follows from Gödel's second incompletenes
 
 | Bound | Reference | Comments |
 | ----- | --------- | -------- |
-| 7910 | [YS2025] | By reducing to a graph theoretic setting |
+| 7910 | [YS2016] | By reducing to a graph theoretic setting |
 | 1919 | [O2016] | By enumerating all proofs in ZF |
 | 748 | [O2016] | Proven in 2017 with similar methods |
 | 745 | [R2023] | With methods of [O2016] |