Heintz, Wulff D <br/><br/>
Double stars 
Wulff D Heintz                                              
 - Dordrecht  D. Reidel Publishing  1978 
 - ix, 174p. 
<br/><br/><label>ISBN: </label>90-277-0885-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and astrophysics thesaurus<br/>Binary stars<br/>Double stars<br/>Eclipsing binary stars
<br/><br/><label>Universal Decimal Class. No.: </label>524.38  / HEI