Update docs/language/ql-handbook/about-the-ql-language.rst

Co-Authored-By: Felicity Chapman <felicitymay@github.com>

docs/language/ql-handbook/about-the-ql-language.rst

@@ -62,9 +62,9 @@ Here are a few prominent conceptual and functional differences between general p
 Further reading
 ---------------
 
-Academic references available from the `Semmle website <https://help.semmle.com/publications.html>`__ also provide an overview of QL and its semantics. Other useful references on database query languages and Datalog:
+`Academic references <https://help.semmle.com/publications.html>`__ also provide an overview of QL and its semantics. Other useful references on database query languages and Datalog:
 
 -  `Database theory: Query languages <http://www.lsv.ens-cachan.fr/~segoufin/Papers/Mypapers/DB-chapter.pdf>`__
 -  `Logic Programming and Databases book - Amazon page <http://www.amazon.co.uk/Programming-Databases-Surveys-Computer-Science/dp/3642839541>`__
 -  `Foundations of Databases <http://webdam.inria.fr/Alice/>`__
--  `Datalog <https://en.wikipedia.org/wiki/Datalog>`__
+-  `Datalog <https://en.wikipedia.org/wiki/Datalog>`__