1. Cartwright, D. E., 1961: The use of directional spectra in studying the output of a wave recorder on a moving ship. Conference on Ocean Wave Spectra, Easton, Maryland, May 1–4, 1961.
2. Darbyshire, J., 1959a: A further investigation of wind generated waves. Dt. Hydrogr. Z.12, 1.
3. Darbyshire, J., 1959b: The spectra of coastal waves. Dt. Hydrogr. Z.12, 153.
4. Darbyshire, Mollie, 1958: Waves in the Irish Sea. Dock and Harbour Authority,39, 245.
5. Darbyshire, Mollie, 1960: Waves in the North Sea. Dock and Harbour Authority,41, 225.