Ayres, BK 2023, 'Lessons learned from 20+ years post-closure care of BHP’s legacy mine sites in North America', in B Abbasi, J Parshley, A Fourie & M Tibbett (eds), Mine Closure 2023: Proceedings of the 16th International Conference on Mine Closure, Australian Centre for Geomechanics, Perth, https://doi.org/10.36487/ACG_repo/2315_008
(https://papers.acg.uwa.edu.au/p/2315_008_Ayres/)