https://globalarbitrationreview.com/malaysian-state-owned-entity-takes-sudan-icsid (requires subscription)
https://www.iareporter.com/arbitration-cases/petronas-and-azhan-bin-ali-v-sudan/ (requires subscription)
https://www.iareporter.com/articles/petronas-follows-through-on-icsid-arbitration-threat-against-sudan/ (requires subscription)
https://www.iareporter.com/articles/arbitration-claim-by-petronas-against-sudan-is-discontinued/ (requires subscription)