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9. A. Drosopoulos and S. Haykin (1991). Angle-of-Arrival Estimation in the Presence of multipath, Electronic Lett. 27(10), 798–799.
13. J. O. Jonsson and A. O. Steinhardt (1993). The total probability of false alarm of the multiwindow harmonic detector and its application to real data, IEEE Trans. Signal Processing 41(4), 1702–1705.
18. V. Kezys and S. Haykin (1988). Multi-frequency angle-of-arrival estimation: An experimental evaluation, Proc. SPIE, Advanced Algorithms and Architectures for Signal Processing III 975, 93–100.
20. C. R. Lindberg and J. Park (1987). Multiple-taper spectral analysis of terrestrial free oscillations: Part II, Geophys. J.R. Astron. Soc. 91, 795–836.
21. T. Lo and J. Litva (1991). Use of a highly deterministic multipath signal model in low-angle tracking, IEE Proc., Part F, 138, 163–171.
23. R. D. Martin and D. J. Thomson (1982). Robust-resistant spectrum estimation, Proc. IEEE 70, 1097–1115.
25. C. T. Mullis and L. L. Scharf (1991). Quadratic estimators of the power spectrum, in Advances in Spectrum Analysis and Array Processing, Vol. I, S. Haykin (ed.), Prentice-Hall, Englewood Cliffs, NJ, Chapter 1.
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To find those books can use following resources:

http://www.bath.ac.uk/library/info/ee.html