1. Adamson DM, Burnam MA, Burns RM, Caldarone LB, Cox RA, D’Amico E, Diaz C, Eibner C, Fisher G, Helmus TC, Tanielian T, Karney BR, Kilmer B, Marshall GN, Martin LT, Meredith LS, Metscher KN, Osilla KC, Pacula RL, Ramchand R, Ringel JS, Schell TL, Sollinger JM, Jaycox LH, Vaiana ME, Williams KM, Yochelson MR (2008) Invisible wounds of war: psychological and cognitive injuries, their consequences, and services to assist recovery. RAND Corporation, Santa Monica, CA
2. Bao L, Intille SS (2004) Activity recognition from user-annotated acceleration data. Springer, New York, pp 1–17
3. Burke J, Estrin D, Hansen M, Parker A, Ramanathan N, Reddy S, Srivastava MB (2006) Participatory sensing, pp 117–134
4. Buthpitiya S, Zhang Y, Dey A, Griss M (2011) n-gram geo-trace modeling
5. Chennuru S, Chen P-w, Zhu J, Zhang Y (2010) Mobile lifelogger—recording, indexing, and understanding a mobile user’s life. In: MobiCase (September 2009)