читаю еще вот тут. http://ru.wikipedia.org/wiki/%C8%F1%F7%E5%E7%ED%F3%E2%F8%E8%E5_%E8_%F3%ED%E8%F7%F2%EE%E6%E5%ED%ED%FB%E5_%EA%EB%E0%E4%E1%E8%F9%E0_%CC%EE%F1%EA%E2%FB#.D0.9A.D0.BB.D0.B0.D0.B4.D0.B1.D0.B8.D1.89.D0.B5_.D0.A1.D0.BA.D0.BE.D1.80.D0.B1.D1.8F.D1.89.D0.B5.D0.BD.D1.81.D0.BA.D0.BE.D0.B3.D0.BE_.D0.BC.D0.BE.D0.BD.D0.B0.D1.81.D1.82.D1.8B.D1.80.D1.8F