CCD  observations taken with

40-cm telescope and SBIG CCD camera at University of Athens Observatory (Greece)
  V410 Aur  , CK Boo   ,  FP Boo , V921 Her  , ET Leo   XZ Leo  V2357 Oph
V839 Oph     AQ Psc     VY Sex 

  Results from LC modeling published by Gazeas at el. (2006), Acta Astronomica, vol. 56, p. 127