1. P.R. Brady, T. Creighton, C. Cutler, B.F. Schutz, Searching for periodic sources with LIGO, Technical Report, Max Plank Insitute, Berlin, 1997.
2. A. Einstein, Zur allgemeinen relativitaetstheorie, Preuss. Akad. Wiss., 47, Berlin, November 1915.
3. F. Flagiello, Ph.D. Dissertation (in Italian), Department of Electronic Engineering, University of Naples, Italy, 1997.
4. F. Flagiello, S. Marano, M. Longo, Locally optimum detection of periodic gravitational waves, in: Proc. IASTED, Internat. Conf. on Signal and Image Processing (SIP-97), New Orleans, Louisiana, USA, 4–6 December 1997, pp. 298–300.
5. W.A. Gardner, Computationally efficient algorithms for detection of continuous gravitational Waves, in: Proc. Internat. Workshop on Gravitational Wave Signal Analysis and Processing, Amalfi, Italy, 1–5 July 1988.