Anthony LaMarca Waylon Brunette David Koizumi Matthew Lease Stefan B. Sigurdsson Kevin Sikorski Dieter Fox Gaetano Borriello PlantCare: An Investigation in Practical Ubiquitous Systems. 316-332 2002 conf/huc/2002 Ubicomp http://dx.doi.org/10.1007/3-540-45809-3_25 db/conf/huc/ubicomp2002.html#LaMarcaBKLSSFB02