Zavala, Laura, Pradeep K. Murukannaiah, Nithyananthan Poosamani, Tim Finin, Anupam Joshi, Injong Rhee, and Munindar P. Singh. “Platys: From Position to Place-Oriented Mobile Computing”. AI Magazine 36, no. 2 (June 21, 2015): 50-62. Accessed October 25, 2020. https://www.aaai.org/ojs/index.php/aimagazine/article/view/2584.