Longfei Chen, Yuegang Ma, Yuejie Guo, Cuiqi Zhang, Zhirong Liang and Xin Zhang. Quantifying the effects of operational parameters on the counting efficiency of a condensation particle counter using response surface Design of Experiments (DoE). Journal of Aerosol Science (JCR ranking: Q2, IF: 3.9), 2017. 106: p.11-23.