@Article{337260,
     author = "Adam Łukaszewicz",
     title = "Zum P. Giss. 40 I 9 ('Constitutio Antoniniana') ",
     year =  1990,
     volume =  20,
     number =  ,
     journal =  The Journal of Juristic Papyrology,
     pages =  s. 93-101,
    }