Personal and Ubiquitous Computing
Personal and Ubiquitous Computing > 2011 > 15 > 4 > 399-408
Personal and Ubiquitous Computing > 2011 > 15 > 4 > 431-440
Personal and Ubiquitous Computing > 2011 > 15 > 4 > 399-408
Personal and Ubiquitous Computing > 2011 > 15 > 4 > 431-440