Vorster, O. (2005) “The use of parallel plate rheology to determine the intrinsic viscosity of polyethylene terephthalate”, Suid-Afrikaans Tydskrif vir Natuurwetenskap en Tegnologie / <i>South African Journal of Science and Technology</i&gt;, 24(4), pp. 134-138. doi: 10.4102/satnt.v24i4.182.