1. Aden Mareike. 2015. Crimean family in Ukraine. February 27. https://www.dw.com/en/crimean-family-in-ukraine/av-18285113.
2. The territorial trap: The geographical assumptions of international relations theory
3. Amnesty International. 2015. Amnesty International Report 2014/15–Ukraine. February 25. https://www.refworld.org/docid/54f07d847.html.
4. Banerjee Sreeparna Basu Ray Chaudhury Anssua and Ambalika Guha. 2017. The 2015 India-Bangladesh land boundary agreement: Identifying constraints and exploring possibilities in Cooch Behar. Observer Research Foundation. July 13. https://www.orfonline.org/research/the-2015-india-bangladesh-land-boundary-agreement-identifying-constraints-and-exploring-possibilities-in-cooch-behar/.
5. The geopolitics of Russia's annexation of Crimea: narratives, identity, silences, and energy