Referentiekader Caribisch Nederland met bijlagen [Reference frame Caribbean Netherlands with appendices] (Technical report) (به هلندی). IdeeVersa. 20 February 2012. pp. 25–27. Archived from the original(PDF) on 5 June 2013. Retrieved 29 March 2013.
web.archive.org
Referentiekader Caribisch Nederland met bijlagen [Reference frame Caribbean Netherlands with appendices] (Technical report) (به هلندی). IdeeVersa. 20 February 2012. pp. 25–27. Archived from the original(PDF) on 5 June 2013. Retrieved 29 March 2013.