The turn of the century North American drought: Global context, dynamics, and past analogs, Seager, R. , Journal of Climate, Nov 15, Volume 20, Issue 22, p.5527-5552, (2007), Doi 10.1175/2007jcli1529.1 Abstract

The role of seasonality in abrupt climate change, Denton, G. H.; Alley, R. B.; Comer, G. C.; Broecker, W. S. , Quaternary Science Reviews, May, Volume 24, Issue 10-11, p.1159-1182, (2005), DOI 10.1016/j.quascirev.2004.12.002 Abstract

Climate forcings and the initiation of low-latitude ice sheets during the Neoproterozoic Varanger glacial interval, Chandler, M. A.; Sohl, L. E. , Journal of Geophysical Research-Atmospheres, Aug 27, Volume 105, Issue D16, p.20737-20756, (2000) Abstract

The IRI seasonal climate prediction system and the 1997/98 El Nino event, Mason, S. J.; Goddard, L.; Graham, N. E.; Yulaeva, E.; Sun, L. Q.; Arkin, P. A. , Bulletin of the American Meteorological Society, Sep, Volume 80, Issue 9, p.1853-1873, (1999) Abstract