Authors: Rovithis-Livaniou, H Fragoulopoulou, E Sergis, N Rovithis, P Kranidiotis, A

Citation: H. Rovithis-livaniou et al., Study of the contact binary AK Herculis: Light-curve analysis and orbital period investigation, ASTRO SP SC, 275(4), 2001, pp. 337-348

Authors: Rovithis, P Rovithis-Livaniou, H Suran, MD Fragoulopoulou, E Skopal, A

Citation: P. Rovithis et al., The first photometric study of the binary star WZ Cygni, ASTRON ASTR, 348(1), 1999, pp. 184-188