@article{Ulas:2598,
      author        = "Ulas, B. and  Niarchos, P. and  Lampens, P. and 
                       Manimanis, V. and  van Cauteren, P.",
      title         = "{The Algol-type Binary VV UMa: New VRI Photometry and
                       Search for Pulsations}",
      year          = "2007",
}