@Article{420822,
     author = "Stanisław Gędek",
     title = "Methods of Considering Risk in Programming Models Used in Agriculture",
     year =  1984,
     volume =  18,
     number =  ,
     journal =  Annales Universitatis Mariae Curie-Skłodowska. Sectio H, Oeconomia,
     pages =  s. 363-379,
    }