"The Sound of Silence: Guessing Games for Saving Energy in Mobile Environment"

Shlomi Dolev, Ephraim Korach, and Dmitry Yukelson

Eighteenth Annual Joint Conference of IEEE Computer and Communications Societies (IEEE INFOCOM'99), pp. 768-775, 1999.

And it can be found in one of the author's web page http://www.cs.bgu.ac.il/~dolev/publications.html