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@article{
 title = {A graphical diagnostic method for assessing the rotation in factor analytical models of atmospheric pollution},
 type = {article},
 year = {2005},
 identifiers = {[object Object]},
 keywords = {edges,g space plotting,ica,independent component analysis,pmf,positive matrix factorization,unmix},
 pages = {193-201},
 volume = {39},
 websites = {http://linkinghub.elsevier.com/retrieve/pii/S1352231004007228},
 month = {1},
 id = {a346fcd4-aea2-393c-9926-27ef3abca79c},
 created = {2014-05-31T04:12:18.000Z},
 accessed = {2013-05-26},
 file_attached = {true},
 profile_id = {9edae5ec-3a23-3830-8934-2c27bef6ccbe},
 group_id = {63e349d6-2c70-3938-9e67-2f6483f6cbab},
 last_modified = {2014-11-19T06:01:29.000Z},
 read = {false},
 starred = {false},
 authored = {false},
 confirmed = {true},
 hidden = {false},
 bibtype = {article},
 author = {Paatero, P and Hopke, P and Begum, B and Biswas, S},
 journal = {Atmospheric Environment},
 number = {1}
}