J. C.E. White Hydrographic and Tidal Information for Deep Draught Ships in a Tidal Estuary PDF (English)
G. Zieleman, L. H. van Opstal Geometric and Mathematical Properties of a Modified Hyperbolic Pattern PDF (English)
H. L. Striem, N. Rosenan Seasonal Fluctuations of Monthly Mean Sea Level on the Coast of the Eastern Mediterranean PDF (English)