Kannan Srinivasan Maria A. Kazandjieva Mayank Jain Edward S. Kim Philip Levis SWAT: enabling wireless network measurements. 395-396 2008 SenSys http://doi.acm.org/10.1145/1460412.1460469 conf/sensys/2008 db/conf/sensys/sensys2008.html#SrinivasanKJKL08