title: [Research on oil atomic spectrometric data semi-supervised fuzzy C-means clustering based on Parzen window].
authors.affiliation: Department First, Ordnance Engineering College, Shijiazhuang 050003, China. xuchao198602@163.com
authors.forename: Chao
authors.initials: C
authors.lastname: Xu
authors.forename: Pei-lin
authors.initials: PL
authors.lastname: Zhang
authors.forename: Guo-quan
authors.initials: GQ
authors.lastname: Ren
authors.forename: Ding-hai
authors.initials: DH
authors.lastname: Wu