Conference Proceedings - World Mining Congress 2026

2621 Weber, L. (2023): On the security of graphite supply.- Mineralogy and Petrology; https://doi.org/10.1007/s00710-023-00816-3 Internet queries (per 09.04.2026) https://www.worldbank.org/en/publication/worldwide-governance-indicators https://archive.ourworldindata.org/20251021-211801/grapher/world-bank-incomegroups.html https://www.demokratiematrix.de/ https://unstats.un.org/unsd/methodology/m49/ https://unctad.org/topic/least-developed-countries/list https://unctadstat.unctad.org/EN/Classifications.html https://www.world-mining-data.info/

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