1. The Analytical Chemistry of the Noble Metals;Beamish,2013
2. Platinum and other heavy metal compounds;Bonetti,2009
3. Platinum group elements in the environment: emissions and exposure;Dubiella-Jackowska;Rev. Environ. Contam. Toxicol.,2008
4. The platinum group element deposits of the Bushveld complex in South Africa;Cawthorn;Platin. Met. Rev.,2010