Huygens's ring, Cassini's division and Saturn's children / Albert van Helden ; Ed. by Robert Kearns. - Washington : Smithsonian inst. Libr., 2008. - 42 p. : ill. ; 23 cm.см.. - (Dibner Library lecture; 27 october 2004). - Bibliogr.: p. 41-42[MFN: 21070]
UDC: 520.2 + 001.894(09)
Subjects:- ტელესკოპები; მეცნიერული აღმოჩენები;
E 87.188/3 - General Stock