Bruckard, Warren J.; Calle, Carmen; Fletcher, Stephen; Horne, Michael D.; Sparrow, Graham J.; Urban, Andrew J. (2004). "The application of anthraquinone redox catalysts for accelerating the aeration step in the becher process". Hydrometallurgy. 73 (1–2): 111–121. Bibcode:2004HydMe..73..111B. doi:10.1016/j.hydromet.2003.09.003.
Errington, Steve, "Robert Gordon (Bob) Becher (1913–1997)", Australian Dictionary of Biography, Canberra: National Centre of Biography, Australian National University, retrieved 2026-07-12
Bruckard, Warren J.; Calle, Carmen; Fletcher, Stephen; Horne, Michael D.; Sparrow, Graham J.; Urban, Andrew J. (2004). "The application of anthraquinone redox catalysts for accelerating the aeration step in the becher process". Hydrometallurgy. 73 (1–2): 111–121. Bibcode:2004HydMe..73..111B. doi:10.1016/j.hydromet.2003.09.003.