desc <- packageDescription("mokken")
year <- sub(".*(2[[:digit:]]{3})-.*", "\\1", desc$Date)
vers <- paste("Version",desc$Version)
citEntry(entry="Manual",
title = "Mokken Scale Analysis in R: Software Manual to the R package 'mokken'",
author = personList(as.person("L. Andries van der Ark")),
year = year,
note = vers,
textVersion = paste("Van der Ark, L. A. (",year,"). Mokken Scale Analysis in R: Software Manual to the R package 'mokken_",desc$Version,"'.", sep=""))
