@INPROCEEDINGS { AUTHOR = "Juan Rodr{\'{\i}}guez-Covili and Sergio Ochoa", TITLE = "Providing Presence and Activity Awareness in Construction Inspection Activities", BOOKTITLE = "5th International Conference on Ubiquitous Computing and Ambient Intelligence (UCAmI)", MONTH = "Dec", YEAR = "2011", ADDRESS = "Riviera Maya, Mexico", }