Additional bibliography for study
1. Fortran for Scientists and Engineers, S. J. Chapman, McGraw Hill, 2017
2. Modern Fortran in Practice, A. Markus, Cambridge University Press, 2012
3. Introduction to Programming with Fortran, Chivers & J. Sleightholme, Springer, 2012
4. Modern Fortran Explained, M. Metcalf, J. Reid & M. Cohen, Oxford University Press, 2011
5. Modern Fortran -Style and Usage, N. S. Clerman & W. Spector, Cambridge University Press, 2012
6. http://fortranwiki.org/fortran/show/Books