Реферат Миши: https://docs.google.com/document/d/1DO9k743ZpxRRWRZdF68b3DB-mgtuScF7dLbTv4SABns/edit Реферат Артура: https://docs.google.com/viewer?a=v&pid=gmail&attid=0.1&thid=1375fa674838b42a&mt=application/msword&url=https://mail.google.com/mail/?ui%3D2%26ik%3Dde8a6ebc63%26view%3Datt%26th%3D1375fa674838b42a%26attid%3D0.1%26disp%3Dsafe%26realattid%3Df_h2d5fzlh0%26zw&sig=AHIEtbRrs7LbTbn-jCNUvtD8Si_zTwbgzA&pli=1

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