SLADECEK, V <br/><br/>
International association of theoretical and applied limnology - Vol - 19, part 

 -  Stuttgart : E. Schueizerbart'  sche verlag1975 
 - viii, (159 
<br/><br/><label>ISBN: </label>3-510-54010-7 
<br/><br/><label>Dewey Class. No.: </label>551.48