1. Lee, D., Ratcliffe, R.: Objective Methods of Long-Range Forecasting Using Surface Pressure Anomalies. Weather31, 56–65 (1976).
2. Metaxas, D.: Anomalous Atmospheric Circulation and Long-Range Forecasting. Proc. Seminar on Atmospheric Physics, Sept. 1973, Athens, Greece. (In Greek.)
3. Metaxas, D.: Strong Cold Invasions on the Aegean Sea During the Winter. Bull. Hellenic Met. Soc.1, 1–11 (1976). (In Greek).
4. Moffitt, B. J., Ratcliffe, R. A. S.: Northern Hemisphere Monthly Mean 500 mb and 1000-500 mb Thickness Charts and Some Derived Statistics (1951–66). Geophys. MemoirsXVI, No. 117. London: Met. Office 1972.
5. Murray, R.: Some Features of the Large-Scale Circulation Anomalies and the Weather over the British Isles in Autumn 1965. Met. Magazine95, 225–236 (1966).