http://cozone.org.uk/intractn.htm: This link to COZONE includes the following PDF file... "Behaviour of beach drainage systems", Heidi Shaw (Southampton)

www.bms-on-line.com/inglese/index.asp
The Italian Beach Management System site from Impresub.

www.seadozer.com: the alternatie to traditional dredging practices for shorline & channel/harbor maintenance.