A. Botes and L. Fourie, “Werknemers as Lasgewende Ouers in Surrogasie-Aangeleenthede: Die Geboorte van nuwe Verlof-behoeftes in Suid-Afrika / Employees as Commissioning Parents in Surrogacy Matters: The Birth of New Leave Requirements in South Africa”, PER, vol. 20, pp. 1–39, May 2017.