@Article{81457,
     author = "Barbara Olszewska, Jerzy Dobrzycki, Marian Kurdziałek",
     title = "Aleksander Birkenmajer 1890-1967 ",
     year =  1968,
     volume =  13,
     number =  1,
     journal =  Kwartalnik Historii Nauki i Techniki,
     pages =  s. 107-119,
    }