Mills, C., Coetzee, N., Nortje, E., Kleynhans, M., Ferreira, R., Fraser, W., & Du Toit, P. (2014). The effect of emotional state on the learning of visual skills. Suid-Afrikaans Tydskrif Vir Natuurwetenskap En Tegnologie / <i>South African Journal of Science and Technology</I&gt;, 33(1), 9 bladsye. https://doi.org/10.4102/satnt.v33i1.1171