@Article{304669,
     author = "Zenon Eugeniusz Roskal",
     title = "Platońska kosmologia, astronomia i matematyka w nauce grackiej ",
     year =  2001,
     volume =  46,
     number =  4,
     journal =  Kwartalnik Historii Nauki i Techniki,
     pages =  s. 37-60,
    }