year <- sub("-.*", "", meta$Date)
note <- sprintf("R package version %s", meta$Version)
pkgurl <- paste0("http://CRAN.R-project.org/package=", meta$Package)

bibentry(bibtype = "Manual",
         textVersion =
             paste0("Graham Williams, Joshua Z Huang, Xiaojun Chen, Qiang Wang and Longfei Xiao (", year, "). ",
                    meta$Package, ": ", meta$Title, ". ",
                    note, ". ", pkgurl),
         header = paste0("To cite \"", meta$Package, "\" in publications, please use:"),
         key = "wskm2014hz",
         title = "{wskm}: Weighted $k$-Means Clustering",
         author = c(person("Graham", "Williams"),
                    person("Joshua Zhexue", "Huang"),
                    person("Xiaojun", "Chen"),
                    person("Qiang", "Wang"),
                    person("Longfei", "Xiao")),
         year = year,
         note = note,
         url = pkgurl)

bibentry(bibtype = "Article",
         textVersion = paste0("Liping Jing, Michael K. Ng and Joshua Zhexue Huang (2007). ",
             "An Entropy Weighting k-Means Algorithm for Subspace Clustering of High-Dimensional Sparse Data. ",
             "IEEE Transactions on Knowledge and Data Engineering, 19(8), 1026--1041."),
         header = "If ewkm() is used, please also cite:",
         key = "ewkm2007lpj",
         title = "An Entropy Weighting $k$-Means Algorithm for Subspace Clustering of High-Dimensional Sparse Data",
         author = c(person("Liping", "Jing"),
                    person("Michael K.", "Ng"),
                    person("Joshua Zhexue", "Huang")),
         journal = "{IEEE} Transactions on Knowledge and Data Engineering",
         volume = "19",
         number = "8",
         pages = "1026--1041",
         year = "2007",
         url = "http://dx.doi.org/10.1109/TKDE.2007.1048",
         doi = "10.1109/TKDE.2007.1048")

bibentry(bibtype = "Article",
         textVersion = paste0("Xiaojun Chen, Yunming Ye, Xiaofei Xu and Joshua Zhexue Huang (2012). ",
             "A Feature Group Weighting Method for Subspace Clustering of High-Dimensional Data. ",
             "Pattern Recognition, 45(1), 434--446."),
         header = "If fgkm() is used, please also cite:",
         key = "fgkm2012xjc",
         title = "A Feature Group Weighting Method for Subspace Clustering of High-Dimensional Data",
         author = c(person("Xiaojun", "Chen"),
                    person("Yunming", "Ye"),
                    person("Xiaofei", "Xu"),
                    person("Joshua Zhexue", "Huang")),
         journal = "Pattern Recognition",
         volume = "45",
         number = "1",
         pages = "434--446",
         year = "2012",
         url = "http://dx.doi.org/10.1016/j.patcog.2011.06.004",
         doi = "10.1016/j.patcog.2011.06.004")

bibentry(bibtype = "Article",
         textVersion = paste0("Xiaojun Chen, Xiaofei Xu, Joshua Zhexue Huang and Yunming Ye (2013). ",
             "TW-k-Means: Automated Two-Level Variable Weighting Clustering Algorithm for Multiview Data. ",
             "IEEE Transactions on Knowledge and Data Engineering, 25(4), 932--944."),
         header = "If twkm() is used, please also cite:",
         key = "twkm2013xjc",
         title = "TW-$k$-Means: Automated Two-Level Variable Weighting Clustering Algorithm for Multiview Data",
         author = c(person("Xiaojun", "Chen"),
                    person("Xiaofei", "Xu"),
                    person("Joshua Zhexue", "Huang"),
                    person("Yunming", "Ye")),
         journal = "IEEE Transactions on Knowledge and Data Engineering",
         volume = "25",
         number = "4",
         pages = "932--944",
         year = "2013",
         url = "http://doi.ieeecomputersociety.org/10.1109/TKDE.2011.262",
         doi = "10.1109/TKDE.2011.262")




