Ganopolski, A.V. <https://pure.iiasa.ac.at/view/iiasa/1895.html> & Krabec, J. <https://pure.iiasa.ac.at/view/iiasa/2069.html>  (1994).  Internal Variability on a Decadal Time Scale in a Coupled 2-D Climate Model.    XQ-94-810 , IIASA, Laxenburg, Austria.