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http://www.openmp.org/mp-documents/spec30.pdf
3. Intel Math Kernel Library Developer Reference (2017).
https://software.intel.com/sites/default/files/managed/ff/c8/mkl-2017-developer-reference-c_0.pdf
4. Bailey, D.H.: FFTs in external or hierarchical memory. J. Supercomput. 4, 23–35 (1990)
5. Brigham, E.O.: The Fast Fourier Transform and Its Applications. Prentice-Hall, Upper Saddle River (1988)