@Article{484661,
     author = "Tomasz Pisula, Grzegorz Mentel, Jacek Brożyna",
     title = "Non-statistical methods of analysing of bankruptcy risk",
     year =  2015,
     volume =  15(23),
     number =  1,
     journal =  Folia Oeconomica Stetinensia,
     pages =  s. 7-21,
    }