Eichert, Bill S. <br/><br/>
Experiences of the hydrologic engineering center in maintai-ning widely used hydrologic and water resource computer mod-els / by Bill S. Eichert. 

 - Davis, California : Army Corps of Engineers, Hydrologic Engineering Center 
 - 16 p. 
 - Technical paper; No. 56 / Hydrologic Engineering Center. .