1. Thompson, L. L. (2020). The Mind and Heart of the Negotiator (7th ed.). Pearson.
2. Lax, D. A., & Sebenius, J. K. (2006). 3-D Negotiation: Powerful Tools to Change the Game in Your Most Important Deals. Harvard Business School Press.
3. Dispute Resolution Research Center, Northwestern University. (2002-2008). Cobalt Systems and SilverLight Electronics [Role-play case study]. DRRC, Kellogg School of Management, Northwestern University.
4. Ministry of Energy and Mineral Resources. (2019). Peraturan Menteri Energi dan Sumber Daya Mineral Nomor 11 Tahun 2019 [Minister of Energy and Mineral Resources Regulation Number 11 of 2019].
5. S&P Global Commodity Insights. (2022, December 22). Commodities 2023: Lithium prices likely to see support from tight supply, bullish EV demand. https://www.spglobal.com/commodityinsights/en/market-insights/latest-news/metals/122222-lithium-prices-likely-to-see-support-in-2023-from-tight-supply-bullish-ev-demand
6. European Parliament, & Council of the European Union. (2023). Regulation (EU) 2023/1542 of 12 July 2023 concerning batteries and waste batteries, amending Directive 2008/98/EC and Regulation (EU) 2019/1020 and repealing Directive 2006/66/EC (Text with EEA relevance). Official Journal of the European Union. https://op.europa.eu/en/publication-detail/-/publication/d0065c31-2ce3-11ee-95a2-01aa75ed71a1/language-en
7. Fisher, R., Ury, W., & Patton, B. (2011). Getting to Yes: Negotiating Agreement Without Giving In (p. 104). Penguin Books.
8. Ury, W. (1993). Getting Past No: Negotiating in Difficult Situations (p. 15). Bantam Books.
9. Lewicki, R. J., Saunders, D. M., & Barry, B. (2010). Negotiation (6th ed., p. 70). McGraw-Hill/Irwin.
10. Shell, G. R. (2006). Bargaining for Advantage: Negotiation Strategies for Reasonable People (2nd ed., p. 36). Penguin Books.