@article{Kartomi2017, author = "Kartomi, Margaret J.", title = "{Sumatra. 95, Betung, Riau}", year = "2017", month = "6", url = "https://bridges.monash.edu/articles/media/Sumatra_95_Betung_Riau/5064250", doi = "10.4225/03/59489e1defa4f" }