ACE-Asia intercomparison of a thermal-optical method for the determination of particle-phase organic and elemental carbon. - Schauer JJ; Mader BT; Deminter JT; Heidemann G; Bae MS; Seinfeld JH; Flagan RC; Cary RA; Smith D; Huebert BJ; Bertram T; Howell S; et al. (Environmental science & technology, 2003)