Broken Links in docs/users_guide/using-optimisation.rst
```
Chapter 7 of `Andre Santos's PhD
thesis <http://research.microsoft.com/en-us/um/people/simonpj/papers/santos-thesis.ps.gz>`__
```
Following this link leads to a 404 not found. I think the correct one should be: https://www.microsoft.com/en-us/research/publication/compilation-transformation-non-strict-functional-languages/
-----
```
implementation is described in the paper `Theory and Practice of Demand Analysis in Haskell`<https://www.microsoft.com/en-us/research/wp-content/uploads/2017/03/demand-jfp-draft.pdf>`__.
```
This one contains one \` too much. The rendered link points to the document (using-optimisation.html) itself.
<details><summary>Trac metadata</summary>
| Trac field | Value |
| ---------------------- | ------------- |
| Version | 8.6.3 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | low |
| Resolution | Unresolved |
| Component | Documentation |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | |
| Operating system | |
| Architecture | |
</details>
<!-- {"blocked_by":[],"summary":"Broken Links in docs/users_guide/using-optimisation.rst","status":"New","operating_system":"","component":"Documentation","related":[],"milestone":"","resolution":"Unresolved","owner":{"tag":"Unowned"},"version":"8.6.3","keywords":[],"differentials":[],"test_case":"","architecture":"","cc":[""],"type":"Bug","description":"{{{\r\n Chapter 7 of `Andre Santos's PhD\r\n thesis <http://research.microsoft.com/en-us/um/people/simonpj/papers/santos-thesis.ps.gz>`__\r\n}}}\r\n\r\nFollowing this link leads to a 404 not found. I think the correct one should be: https://www.microsoft.com/en-us/research/publication/compilation-transformation-non-strict-functional-languages/\r\n\r\n-----\r\n\r\n{{{\r\n implementation is described in the paper `Theory and Practice of Demand Analysis in Haskell`<https://www.microsoft.com/en-us/research/wp-content/uploads/2017/03/demand-jfp-draft.pdf>`__.\r\n}}}\r\n\r\nThis one contains one ` too much. The rendered link points to the document (using-optimisation.html) itself.","type_of_failure":"OtherFailure","blocking":[]} -->
issue