Z. Wang, Harmonic analysis with a real frequency function, I Aperiodic case, II Periodic and bounded cases, and III Data sequence, Appl. Math. Comput, vol.9, pp.53-73, 1981.

J. Xi and J. F. Chicharo, Computing running discrete Hartley transform and running discrete W transforms based on the adaptive LMS algorithm, IEEE Trans. Circuits Syst.II, vol.44, pp.257-260, 1997.

Z. Wang, Comments on "Generalized discrete Hartley transform", IEEE Transactions on Signal Processing, vol.43, issue.7, pp.1711-1712, 1995.
DOI : 10.1109/78.398733

N. C. Hu, H. Chang, and O. K. Ersoy, Generalized discrete Hartley transforms, 1991 International Conference on Circuits and Systems, pp.2931-2940, 1992.
DOI : 10.1109/CICCAS.1991.184300

G. Bi and Y. Chen, Fast generalized DFT and DHT algorithms, Signal Processing, vol.65, issue.3, pp.383-390, 1998.
DOI : 10.1016/S0165-1684(97)00234-X

G. Bi, Y. Chen, and Y. Zeng, Fast algorithms for generalized discrete Hartley transform of composite sequence lengths, IEEE. Trans. Circuits Syst. II, vol.47, issue.9, pp.893-901, 2000.

A. N. Skodras, Direct transform to transform computation, IEEE Signal Processing Letters, vol.6, issue.8, pp.202-204, 1999.
DOI : 10.1109/97.774865