16. Blackman & Tukey, The Meausiirement of Power Spectra , Dover (l959)^ 

 Originally in Bell System Tech. J ., Vol. XXXVII (Jan. & Mar. 1958). 



17. R. Bracewell, The Fourier Transform and Its Applications, McGraw-Hill 



(1965). 



18. Handbook of Mathematical Functions, National Bureau of Standards, 

 Dec. 1965, pp. 9^0-Ul, 978-985. 



D-6 



