Links to the green pages , at this website :

The first post :  The true and legendary green flash   :
http://upforthecount.com/astro/greenprelim.html

An update to that post :
http://upforthecount.com/astro/greenflash.html

An unpublished excerpt from my log :  20 years of green  :
http://upforthecount.com/astro/greenlg.txt

     
The website of Andrew T. Young :
http://aty.sdsu.edu/

     
G. Dietze
Die Sichtbarkeit des "grünen Strahls"
Farbmetrisch-physiologische Betrachtung einer atmosphärisch-optischen Erscheinung
Zeitschrift für Meteorologie , Band 9 , 1955 , pp. 169-178 :
https://books.google.com/books?id=21wmAQAAIAAJ&pg=PP2&lpg=PP2

     
Marten Edsge Mulder
THE "GREEN RAY" OR "GREEN FLASH" (rayon Vert) at Rising and Setting of the Sun
https://books.google.com/books?id=sIkyAQAAMAAJ&pg=PA39&lpg=PA39
https://books.google.com/books?id=LFeFnQEACAAJ&pg=PA39&lpg=PA39