http://adsabs.harvard.edu/abs/2002ApJ...570..671M
http://www.cfa.harvard.edu/~reid/sgra.html
http://archive.ncsa.uiuc.edu/Cyberia/Bima/GalCntr.html (thanks rsfcoach)
but i STILL don't know what sgr* is. I guess it doesn't matter though, I don't really think its on the sheet. Maybe it doesn't exist.

