Open Access
Issue
E3S Web Conf.
Volume 623, 2025
IV International Conference on Ensuring Sustainable Development: Ecology, Earth Science, Energy and Agriculture (AEES2024)
Article Number 02002
Number of page(s) 9
Section Earth Science and Fuel and Energy Complex
DOI https://doi.org/10.1051/e3sconf/202562302002
Published online 08 April 2025
  1. EP, EC, Regulation (EU) 2024/1252 of the European Parliament and of the Council of 11 April 2024 establishing a framework for ensuring a secure and sustainable supply of critical raw materials and amending Regulations (EU) No 168/2013, (EU) 2018/858, (EU) 2018/1724 and (EU) 2019/1020 (EP, EC, Brussels, 2024) [Google Scholar]
  2. Federal Register, Notice of Final Determination on 2023 DOE Critical Materials List 88 (2023) [Google Scholar]
  3. J. Nakano, The Geopolitics of Critical Minerals Supply Chains Centre for Strategic and International Studies (CSIS, Japan, 2021) [Google Scholar]
  4. EU Commission, Study on the Critical Raw Materials for the EU 2023, Final Report, (European Commission, Brussels, 2023) [Google Scholar]
  5. L. Dermendjiev, Report on the results of the search for placer gold and platinum groups in the Tertiary and Quaternary deposits, south of the city of Burgas during the period 1985-1991 (National Geofund, Sofia, 1993) [Google Scholar]
  6. S. Boiadjiev, V. Georgiev, N. Obretenov, Annuare de Universite de Sofia, 103, 149–226 (2012) [Google Scholar]
  7. P. Popov, K. Popov, Metalogeny of Bulgaria (BMGK Comers Ltd, Sofia, 2022) [Google Scholar]
  8. J. Dostal, Resources 6, 34 (2017) https://doi.org/10.3390/resources6030034 [CrossRef] [Google Scholar]
  9. Z. Tsintsov, 2015. Brief comparative characteristic of minerals of the elements of the platinum group of sediments in Bulgaria, in Proceedings of the National Conference with international participation “GEOSCIENCES 2015”, 10-11 December 2015 Sofia, Bulgaria (2015) [Google Scholar]
  10. J. C. Davis, Statistics and data analysis in geology 3rd Edition (John Wiley & Sons, New York, 2002) [Google Scholar]
  11. G. Chatalov, C. Dabovski, S. Savov, L. Filipov, G. Nikolov, T. Rankova. Geological map of Bulgaria on scale 1:100000, sheet Zhelyazkovo and Kirklareli (Geology and Mineral Resources Committee, enterprise of Geophysical Survey and Geological Mapping, Sofia 1995) [Google Scholar]
  12. A. Petrova, L. Mihailova, V. Vasileva, Geological map of Bulgaria on Scale 1:100 000. Pomorie Map Sheet (Geology and Mineral Resources Committee, enterprise of Geophysical Survey and Geological Mapping, Sofia, 1994) [Google Scholar]
  13. W.M. Haynes, CRC Handbook of Chemistry and Physics, 97th edition (CRC Press, Boca Raton London New York, 2016-2017) [Google Scholar]
  14. N. T. Nassar, T. E. Graedel, E. M. Harper, Sci. Adv. 1(3), e1400180 (2015) https://doi.org/10.1126/sciadv.1400180 [CrossRef] [Google Scholar]

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