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2. Anonymous, Proceedings of the Furnace Tapping Conference 2014 (Southern African Institute of Mining and Metallurgy, 2014), http://www.saimm.co.za/Conferences/FurnaceTapping/ . Accessed 1 Dec 2015.
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4. P. O’Shaughnessy, H. van der Merwe, and S. Botes, Tap-Hole Repair: The UCAR ® V Repair Solution (Southern African Institute of Mining and Metallurgy, 2014). http://www.saimm.co.za/Conferences/FurnaceTapping/079-O’Shaughnessy.pdf . Accessed 1 Dec 2015.
5. J.D. Steenkamp, J.P. Gous, P.C. Pistorius, M. Tangstad, and J.H. Zietsman, Wear Analysis of a Taphole from a SiMn Production furnace (Southern African Institute of Mining and Metallurgy, 2014), http://www.saimm.co.za/Conferences/FurnaceTapping/051-Steenkamp.pdf . Accessed 1 December 2015.