# Needed if R < 2.8.0; later versions pass package metadata to citation().
if(!exists("meta") || is.null(meta)) meta <- packageDescription("wq")

year <- substring(meta$Date, 1, 4)
vers <- paste("R package version", meta$Version)

bibentry(key = paste0("jassby", year, "wq"),
  bibtype = "Manual",
  title = "wq: Exploring water quality monitoring data",
  author = c(
	  person(c("Alan", "D."), "Jassby", role = c("aut", "cre"), 
	         email = "adjassby@ucdavis.edu"),
	  person(c("James", "E."), "Cloern", role = c("aut"))
  ),
  year = year,
  note = vers,
  url = "https://CRAN.R-project.org/package=wq",
  textVersion = paste0(
    "Alan D. Jassby and James E. Cloern (", 
    year, 
    "). wq: Some tools for exploring water quality monitoring data. ", 
    vers, 
    ". https://cran.r-project.org/package=wq"
  ),
  header = "To cite wq in publications use:"
)
