ERASMUS, L.; TERBLANS, J.; SWART, H. Measuring the optical thermometry properties of La<sub>2</sub>O<sub>2</sub>S:Eu phosphor material. Suid-Afrikaans Tydskrif vir Natuurwetenskap en Tegnologie / <i>South African Journal of Science and Technology</i&gt;, v. 35, n. 1, p. 1 bladsy, 29 jul. 2016.