1. Some observations of water content in hurricanes;Ackerman;J. Atmospheric Sci.,1963
2. On the occurrence of dynamic instability in incipient and developing hurricanes;Alaka;Monthly Weather Rev.,1962
3. Some notes on the formation of hurricanes with particular reference to Hurricane Ella, 1962;Alaka,1964
4. On the pyramidal, mountainous and confused sea in the right or dangerous semi-circle of typhoons;Arakawa;Papers Meteorol. Geophys. (Tokyo),1954