Catalyst description by using fractal measures. - Jifen Wen; Bin Zhu; Shize Duan; Qiang Ling (ICPR (3), 1992)

Spatial and Temporal Characteristics of Cloud to Ground Lightning in Guizhou Province. - Yanwe Li; Na Wei; Shengjie Niu; Ning Luo; Jifen Wen; Haojun Huang (FSKD (5), 2008)