The Position of variable stars in the hertzsprung-russell diagram  proceedings of IAU 3rd colloquium on variable stars, held in Bamberg, Germany, August 11-14, 1965 
International Astronomical Union 
 - Bamberg  Remeis-Sternwarte  1965 
 - 304p. 
 - IAU colloquium no.65 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics thesaurus<br/>Hertzsprung Russell diagram<br/>Variable stars
<br/><br/><label>Universal Decimal Class. No.: </label>082.2:52  / IAU-C65