%0 journal article %@ 1687-9309 %A Chen, F., Storch, H.v. %D 2013 %J Advances in Meteorology %P 170387 %R doi:10.1155/2013/170387 %T Trends and Variability of North Pacific Polar Lows %U https://doi.org/10.1155/2013/170387 %X troughs.