@Article{205969,
     author = "Aszot Grigorian",
     title = "Prace M. W. Ostrogradskiego w zakresie matematyki ",
     year =  1976,
     volume =  21,
     number =  1,
     journal =  Kwartalnik Historii Nauki i Techniki,
     pages =  s. 39-42,
    }