@Article{146003,
     author = "Zygmunt Brocki",
     title = "Rocznik "Ziemia" o zabytkach techniki ",
     year =  1968,
     volume =  13,
     number =  2,
     journal =  Kwartalnik Historii Nauki i Techniki,
     pages =  s. 485,
    }