@Article{484664,
     author = "Jacek Cypryjański, Aleksandra Grzesiuk",
     title = "The role of signals in online auction purchase decisions",
     year =  2015,
     volume =  15(23),
     number =  1,
     journal =  Folia Oeconomica Stetinensia,
     pages =  s. 53-68,
    }