document.write("<p>Reference Clock Support</p><ul>\
<li class='inline'><a href='extern.html'>External Clock Discipline and the Local Clock Driver</a></li>\
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<li class='inline'><a href='howto.html'>How to build new PARSE clocks</a></li>\
<li class='inline'><a href='refclock.html'>Reference Clock Drivers</a></li>\
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