The Cathedral and the Bazaar	by Eric S. Raymond

  * [[http://www.catb.org/~esr/writings/cathedral-bazaar/cathedral-bazaar/index.html#catbmain|Original Source]] - ESR's home page
  * [[http://www.openspeak.net/lib/exe/fetch.php?media=articles:eric_s._raymond_-_the_cathedral_and_the_bazaar.pdf|PDF]] - download
  * [[https://en.wikipedia.org/wiki/The_Cathedral_and_the_Bazaar|Wikipedia]] article