TY - JOUR A1 - Thomason, L. W. A1 - Vernier, J.-P. T1 - Improved SAGE II cloud/aerosol categorization and observations of the Asian tropopause aerosol layer: 1989–2005 JO - Atmos. Chem. Phys. J1 - ACP VL - 13 IS - 9 SP - 4605 EP - 4616 Y1 - 2013/05/03 PB - Copernicus Publications SN - 1680-7324 UR - https://acp.copernicus.org/articles/13/4605/2013/ L1 - https://acp.copernicus.org/articles/13/4605/2013/acp-13-4605-2013.pdf DO - 10.5194/acp-13-4605-2013 ER -