Fix quote tag.

Author: Wind4Greg

index.html

@@ -1612,8 +1612,8 @@ <h3>Derived Proof Security Properties</h3>
         <p>
 The security of the derived proof is dependent on the security properties of
 the associated <em>BBS proof</em>. Both [[CDL2016]] and [[TZ2023]] prove that a
-<em>BBS proof</em> is <quote>a zero knowledge proof of knowledge of a BBS
-  signature</quote>.
+<em>BBS proof</em> is <q>a zero knowledge proof of knowledge of a BBS
+  signature</q>.
         </p>
         <p>
 As explained in [[CFRG-BBS-SIGNATURE]] this means: