@Article{156342,
     author = "Kazimierz Sarnecki",
     title = "Karol Chrystian Langsdorf i jego podręcznik "Institutiones Technologicae" ",
     year =  1960,
     volume =  5,
     number =  2,
     journal =  Kwartalnik Historii Nauki i Techniki,
     pages =  s. 187-204,
    }