Sulem, C & Sulem, P.-L <br/><br/>
The nonlinear schrodinger equation  self-focusing & wave collapse 
C. Sulem & P.-L, Sulem 
 - New York  Springer  1999 
 - xvi  350 
 - Applied sciences 139 .
<br/><br/><label>ISBN: </label>9780387986111