Vertical distribution, optical properties, and source attribution of summer dust in southern Tajikistan: ground-based observations and model results - Zhongwei Huang; Qingqing Dong; Tian Zhou; Jianrong Bi; Rui Chen; Qiantao Liu; Sabur F. Abdullaev; Dilovar Nozirov; Khan Alam; Tianhe Wang; Wuren Li; Ze Li; et al. (Atmospheric Environment, 2025)