1. Realistic evaluation of the precision and accuracy of instrument calibration systems;Eisenhart;J. Res. Nat. Bur. Stand.,1963
2. Guide to Meteorological Instruments and Methods of Observation;WMO,1983
3. Accuracy estimates of wind and wave observations from ship of opportunity in the WMO Voluntary Ship Observating Program;Wilkerson,1983
4. Methods for predicting long term distributions of wave loads and probability of failure for ships;Nordenstrøm,1972
5. The reliability of visually observed wave heights;Jardine,1979