Joep L. W. Kessels Suk-Jin Kim Ad M. G. Peeters Paul Wielage Clock Synchronization through Handshake Signalling. 59-68 2002 conf/async/2002 ASYNC http://csdl.computer.org/comp/proceedings/async/2002/1540/00/15400059abs.htm db/conf/async/async2002.html#KesselsKPW02