@article {IOPORT.05439751,
    author       = {Smith, Dan and 0002, Ling Ma and Ryan, Nick},
    title        = {Acoustic environment as an indicator of social and physical context.},
    year         = {2006},
    journal      = {Personal and Ubiquitous Computing},
    volume       = {10},
    number       = {4},
    issn         = {1617-4909},
    pages        = {241-254},
    publisher    = {Springer, London},
    doi          = {10.1007/s00779-005-0045-4},
    identifier   = {05439751},
}