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Old 03-28-15 | 12:52 PM
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Carbonfiberboy
just another gosling
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Joined: Feb 2007
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From: Everett, WA

Bikes: CoMo Speedster 2003, Trek 5200, CAAD 9, Fred 2004

One of the standard texts is The Cyclist's Training Bible by Joe Friel. Joe has an intro to the subject here:
Joe Friel's Blog: A Quick Guide to Setting Zones
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