@Article{39902,
     author = "Andrzej Biernacki",
     title = "Sesja Birkenmajerowska w Poznaniu ",
     year =  1994,
     volume =  39,
     number =  1,
     journal =  Kwartalnik Historii Nauki i Techniki,
     pages =  s. 172-173,
    }