TY - JOUR A1 - Schmid, O. A1 - Artaxo, P. A1 - Arnott, W. P. A1 - Chand, D. A1 - Gatti, L. V. A1 - Frank, G. P. A1 - Hoffer, A. A1 - Schnaiter, M. A1 - Andreae, M. O. T1 - Spectral light absorption by ambient aerosols influenced by biomass burning in the Amazon Basin. I: Comparison and field calibration of absorption measurement techniques JO - Atmos. Chem. Phys. J1 - ACP VL - 6 IS - 11 SP - 3443 EP - 3462 Y1 - 2006/08/21 PB - Copernicus Publications SN - 1680-7324 UR - https://acp.copernicus.org/articles/6/3443/2006/ L1 - https://acp.copernicus.org/articles/6/3443/2006/acp-6-3443-2006.pdf DO - 10.5194/acp-6-3443-2006 ER -