Autor:	Prosser, Charles F., Shetrone, Matthew D., Marilli, Ettore, Catalano, Santo, Williams, Scott D., Backman, Dana E., Laaksonen, Bentley D., Adige, Vikram, Marschall, Laurence A., Stauffer, John R.
Zdroj:	Publications of the Astronomical Society of the Pacific, 1993 Dec 01. 105(694), 1407-1414.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/40680204 Zobrazit plný text záznamu