@Article{389577,
     author = "Anna Marciniak",
     title = "Profesor Józef Witkowski (1892-1976), astronom odeski, krakowski i poznański",
     year =  2006,
     volume =  7,
     number =  ,
     journal =  Prace Komisji Historii Nauki PAU,
     pages =  s. 255-277,
    }