https://www.barrick.com/English/news/news-details/2020/barrick-serves-notice-of-dispute-over-porgera/default.aspx
https://www.barrick.com/English/news/news-details/2020/barrick-niugini-limited-challenges-non-extension-of-special-mining-lease/default.aspx
https://www.iareporter.com/articles/australian-gold-miner-makes-good-on-earlier-threat-to-initiate-treaty-based-arbitration-against-papua-new-guinea/ (requires subscription)
https://globalarbitrationreview.com/papua-new-guinea-faces-icsid-claim-over-mining-project (requires subscription)
https://www.reuters.com/article/us-papua-barrick-mining/papua-new-guinea-to-take-control-of-barrick-gold-mine-idUSKCN2261TB
https://www.iareporter.com/articles/arbitrations-against-belize-papua-new-guinea-and-slovenia-are-discontinued/ (requires subscription)