Vagg, Jon (1995-01-01), "Rough seas? Contemporary piracy in South East Asia. (Riau Archipelago, Indonesia)", British Journal of Criminology, 35 (n1), Oxford University Press: 63–80, doi:10.1093/oxfordjournals.bjc.a048489, ISSN0007-0955
Vagg, Jon (1995-01-01), "Rough seas? Contemporary piracy in South East Asia. (Riau Archipelago, Indonesia)", British Journal of Criminology, 35 (n1), Oxford University Press: 63–80, doi:10.1093/oxfordjournals.bjc.a048489, ISSN0007-0955