1. A mechanism for orbital period modulation in close binaries;Applegate;Astrophys. J.,1992
2. The minimum mass ratio of W UMa-type binary systems;Arbutina;Mon. Not. R. Astron. Soc.,2007
3. List of minima of eclipsing binaries. BBSAG bulletins 111;BlŠttler;Bull. Bedeckungsveraenderlichen-Beob. Schweiz. Astronom. Ges.,1996
4. List of minima of eclipsing binaries. BBSAG bulletins 117;BlŠttler;Bull. Bedeckungsveraenderlichen-Beob. Schweiz. Astronom. Ges.,1998
5. Bob Nelson’s database of eclipsing binary O-C files;Bob,2011