NIELSEN, Anker <br/><br/>
A comparative study of the Genital segments and the Genital Chamber in Female Trichoptera / 
by Anker Nielsen. 
 -- Kobenhavn :   The Royal Danish Academy of Sciences and Letters,   1980 
 - 200 p. -- 
 (Biologiske Skrifter, ISSN 0366-3312  ;  23/1).
<br/><br/>ISBN 87-7304-104-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Entomología<br/>Insectos
<br/><br/><label>Universal Decimal Class. No.: </label>595.7