1. IDH Tin working group communiqué - To share recent study findings and consult Indonesian stakeholders about their sustainability views and priorities for action (2013).
2. Pos Bangka, 2013, Idil: arogansi bupati akan dibayar mahal. Bangka Pos 20 Maret 2013, viewed 19 April 2013.
3. International Tin Research Institute (ITRI) Indonesia’s position in the global tin industry. Proceedings ITRI Indonesia Tin Forum, 11 December 2013, Pangkalpinang (2013).
4. Walhi - Friends of the Earth Indonesia, Mari buat Bangka Belitung lebih baik. Proceedings ITRI Indonesia Tin Forum, 11 December 2013, Pangkalpinang, Indonesia.
5. Succession on tin-mined land in Bangka Island