References
Bendat, J. S., and A. G. Piersol, 1986. Random Data:Analysis and Measurement Procedures, John Wiley & Sons, New York, 566 pp.
Berlage, H.P., 1957. Fluctuations of the general atmospheric circulation of more than one year, their nature and prognostic value. K. Ned. Meteorol. Inst. Meddled. Ver., 69, 152 pp.

Bjerknes, J., 1966b. A possible response of the atmospheric Hadley circulation to equatorial anomalies of ocean temperature. Tells, 18, 820-829.
Bjerknes, J., 1969. Atmospheric teleconnections from the equatorial Pacific. Mon. Wea. Rev. , 97, 163-172.
Folland, D.K. and D.P. Powell, 1994. The standard GISST data sets: Version 1 and 2, Clim. Res. Tech. Note 56, pp. 50-51 , Hadley Cent., Meteorol. Off., Bracknell, Berkshire, England.

Jenkins, G. M. and D. G. Watts, 1968. Spectral Analysis and its Applications, Holen-Day, San Francisco, 502 pp.
Kalnay and co-authors, 1996. The NCEP/NCAR 40-year reanalysis project. Bull. Amer. Meteor. Soc., 77, 437-471.
Kushnir, Y., Interdecadal variations in the North Atlantic sea surface temperature and associated atmospheric conditions, J. Clim., 7, 141-157, 1994.
Mann, M. E. and J. Park, 1996. Joint spatiotemporal modes of surface temperature and sea level pressure variability in the northern hemisphere during the last century. J. Climate., 9, 2,137-2,162.
Nakamura, H., G. Lin, and T. Yamagata, Decadal climate variability in the North Pacific during recent decades, Bull. Am. Meteorol. Soc., 78, 2215-2225, 1997.
Parker, D.E., P.D. Jones, C.K. Folland, and A. Bevan, 1994. Interdecadal changes of surface temperature since the late nineteenth century, J. Geophys. Res., 99, 14,373-14,399.
Peixoto, J.P. and A.H. Oort, 1992. Physics of Climate. American Inst. Physics. 520 pp.