1. Aakjmr, P. D. 1987. Polar lows over Denmark and their simulation by a numerical forecast model. Ph.D. thesis. Danish Meteorological Institute, 150 pp.
2. The synoptic climatology of polar low outbreaks
3. The synoptic climatology of polar-low outbreaks over the Gulf of Alaska and the Bering Sea
4. Businger, S. and Reed, R. J. 1989. Polar lows. In: Polar and arctic lows (eds. P. F. Twitchell, E. A. Rasmussen and K. L. Davidson). A. Deepak Publishing, Hampton, Virginia, 3–45.