Han, Y. M., Chen, L.-W.A., Cao, J., Fung, K. K., Ho, K. F., Yan, B. Z., Zhan, C. L., Liu, S. X., Wei, C., An, Z. S. (2013). Thermal/optical methods for elemental carbon quantification in soils and urban dusts: Equivalence of different analysis protocols, PLoS ONE, 8 (12), e83462, 10.1371/journal.pone.0083462