8Sanders F,Gyakum J R.Synoptic-Dynamic climatology of the "Bomb" [J]. Mon Wea Rev,1980,108(10):1 589-1 606.
9Bennets D A, Hoskins B J. Conditional symmetric instability--a possible explanation for frontal rainband[J].Quart J R Met Soc,1979,105(446):945-962.
10Uccellini L W,Keyser D.The President's day cyclone of 18-19 February 1979:Influence of upstream truough amplification and associated tropopause folding on rapid cycogenesis[J].Mon Wea Rev,1985,113(6):962-988.