https://software.intel.com/en-us/blogs/author/407274
https://software.intel.com/en-us/blogs/2016/10/02/doctor-fortran-in-thirty-eight
http://pdebuyl.be/blog/2018/fortran-cmake-git.html
http://www.acorvid.com/2017/12/13/what-i-miss-when-writing-fortran/
http://www.acorvid.com/2017/12/12/what-should-a-fortran-standard-library-contain-part-2/
Fortran 2003, Fortran 2008, Modern Fortran