Adams, Cecil April 1, 1998 "On the Cause of Periodic Light Variations of Some Red Dwarf Stars"
Strobel, Nick August 20, 2007 Jodrell Bank Observatory, University of Manchester

Australian Telescope Outreach and Education.

21
Quote by أحمد فؤاد نجم: “( فى الليل ) ـــــــــــــــ الليل ملاح ، تايه ...”
Hearnshaw, Cambridge, UK: Cambridge University Press, 1986,
الجزء الثانى مكتبــة نجم الفن الشعبى نجم الليل والموال الفنان أنور العسكرى مع تحيات مهندس رمضان 0116285638
"Measured Mass-Loss Rates of Solar-like Stars as a Function of Age and Activity"
نجم
University of California, San Diego
"The Wolf-Rayet stars in the Large Magellanic Cloud" Information Bulletin on Variable Stars
"Solar Rotation Varies by Latitude" Bulletin of the American Astronomical Society 26: 911

"Black-hole formation from stellar collapse".

26
نجم
Physics Reports 349 2 : 125—238
نجم الليل
Mesopotamian astrology: an introduction to Babylonian and Assyrian celestial divination
نجم الليل
Thomas Wright, An Original Theory or New Hypothesis of the Universe … London, England: H