@Article{281876,
     author = "Anna Grossman",
     title = "Biskupin, gm. Gąsawa, woj. bydgoskie, st. 2a ",
     year =  1988,
     volume =  22,
     number =  ,
     journal =  Informator Archeologiczny : badania,
     pages =  s. 29-30,
    }