Pooley, S. Jan van Riebeeck as Pioneering Explorer and Conservator of Natural Resources at the Cape of Good Hope (1652–62), Environment and History 15 (2009): 3–33. DOI:10.3197/096734009X404644
empa.ch
gaw.empa.ch
„Cape Point (South Africa)”. Global Atmosphere Watch Station Information System (GAWSIS). Arhivirano iz originala na datum 2013-08-27. Pristupljeno 20.5.2014.
„Cape Point (South Africa)”. Global Atmosphere Watch Station Information System (GAWSIS). Arhivirano iz originala na datum 2013-08-27. Pristupljeno 20.5.2014.