Smits, D. (2001) “With a leap in the millennium will Aquarius have come of age?”, Suid-Afrikaans Tydskrif vir Natuurwetenskap en Tegnologie / <i>South African Journal of Science and Technology</i&gt;, 20(1), pp. 14-21. doi: 10.4102/satnt.v20i1.245.