HD 83728

CCD Times of Minima of Some Eclipsing Binaries in 2002 We present CCD observations of minima of 11 eclipsing binaries.
Recent Light Curves and Period Study of the Contact Binary W Ursae Majoris Not Available
New Light Curves and Period Study of the Contact Binary W Ursae Majoris O-C diagram and recent lightcurves are published for the prototype starW UMa
A numerical analysis of the variations of the light curve of W Ursae Majoris. Abstract image available at:http://adsabs.harvard.edu/abs/1972AJ.....77..230R
Photoelectric observations of three W UMa systems. Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1969AJ.....74..538B&db_key=AST
Times of minima and light curve variations of W UMa. Abstract image available at:http://adsabs.harvard.edu/abs/1964AJ.....69..365B
Notes on the color-curve and light-elements of W Ursae Majoris. Not Available

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