Popovicheva, O., Kozlov, V., Engling, G., Diapouli, E., Persiantseva, N., Timofeev, M., Fan, T., Saraga, D., Eleftheriadis, K. (2015). Small-scale study of Siberian biomass burning: I. Smoke microstructure, AAQR, 15 (1), 117-128