Thanks for asking! The thread's article links to NCBI which links to Taylor & Francis providing the paper. They charge for access to it, though. As I was interested in reading it, I searched for it on Google and found it on the aforementioned ReasearchGate site, accessible for free.

As I was not sure if free access to it is legal but I also wanted to enable others to find it, I named the name of the page allowing everyone with the paper's name to find it, without getting into trouble because of linking to it directly.