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Ken Roberts - - Cross Country Skiing what's here -- ideas + reportssee also: other topics | public discussion groups | XCski Roberts home | more 2007 : a2006 : b : a[ earlier 2006 : later 2006 ]
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more . . .see also
concept words: ski skiing cross country cross-country xc snow skier skiers skis nordic roberts report reports learn learning skating: skate skates skater skaters push glide inline ice speed speedskate speedskating speedskater speedskaters roller technique: techniques technical theory theories theoretical physics physical biomechanics biomechanical mechanics mechanical model models concept concepts idea ideas |
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