Шунгіт (Ukrainian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Шунгіт" in Ukrainian language version.

refsWebsite

Global rank Ukrainian rank

2books.google.com

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books.google.com

Mineral Deposits at the Beginning of the 21st Century. Verlag A. A. Balkema, Lisse, ISBN 978-90-265-1846-1, S. 63 (Шунгіт, с. 63, на «Google Books»).
Regina Martino: Schungit – Stein der Lebensenergie. Mankau-Verlag, Murnau, ISBN 978-3-86374-056-6, S. 15 (Шунгіт, с. 15, на «Google Books»).