@book{53008,
	author = {Coulson, C.A.  and Jeffrey, Alan},
	title = {Waves : a mathematical approach to the common types of wave motion [2nd ed.]},
	publisher = {Longman},
	year = {1977},
	series = {Longman mathematical texts},
	address = {London},
	edition = {2nd ed. 1977 ; rep. 1986}
}