Le choix des sites d'observatoires astronomiques (Site Testing) 
edited by J.Rosch                                                
 - Paris  Observatoire De Paris  1962 
 - 382p. 
 - IAU Symposium; no. 19 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Thesaurus<br/>Site testing
<br/><br/><label>Universal Decimal Class. No.: </label>082.2:52  / IAU-S19