(https://www.slideshare.net/williamhowell21000)???? ??????????????? ??????????? ?? ?????? ? ??????????? ???????? ?????? ?? ?????? ????? ????? ?????????????? ????????? ??????? ?????????? ??????'? ? ????????, ???????????? ????? ?????? ??? ????????? ??????? ????????? ?????? ????????? ????. ????????? ?????????? ????????, ?? ?? ?????? ??????, ?????? ?? ??????? ????? ?????????? ?????????? ?... https://andersonzf2i1.shivawiki.com/6980971/