1. The Marine Observer's Handbook;Anonymous,1977
2. Estimation of wave energy using a wind wave hindcast technique;Baird,1978
3. Forecasting wind-generated sea waves;Darbyshire;Engineering,1963
4. Measured and visual wave data and wind observations from trawlers;Hogben,1970
5. The presentation of wave data from voluntary observing ships;Hogben,1964