content(update): Pages 'about'

content/pages/about.mdx

@@ -52,8 +52,7 @@ the fluid exchange of tools, services, data,and knowledge.
 ![SSHOC Project Structure diagram](/assets/images/sshoc_project_structure_about1.png "SSHOC Project Structure")
 
 *Source: Versic Ilijasic, Ivana, & Dekker, Ron. (2020, March 4). SSHOC –
-Position paper 2020 (Version v1.0). Zenodo.
-[http://doi.org/10.5281/zenodo.3697121](*http://doi.org/10.5281/zenodo.3697121*)*
+Position paper 2020 (Version v1.0). Zenodo. <http://doi.org/10.5281/zenodo.3697121>*
 
 ### Lifting the SSH Open Marketplace into the Cloud