@Article{337247,
     author = "Hanna Geremek",
     title = "Sur la question des 'boulai' dans les villes égyptiennes aux Ve-VIIe siècles ",
     year =  1990,
     volume =  20,
     number =  ,
     journal =  The Journal of Juristic Papyrology,
     pages =  s. 47-54,
    }