Burczynski, J. <br/><br/>
Introduction to the use of sonar systems for estimating fish biomass / 
by J. Burczynski. 
 - Rome :  Food and Agriculture Organization of the United Nations,  1982. 
 - FAO fisheries technical paper ;  no. 191, rev. 1 .
<br/><br/>Bibliography: p. 69. 
<br/><br/><label>ISBN: </label>9251011613 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sonar in fishing.<br/>Fish detection.<br/>Echo sounding in fishing.