Ivan Mikhailovich Obolensky (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ivan Mikhailovich Obolensky" in English language version.

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2,949th place
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chemeducator.org

  • Kauffman, George B.; Niinistö, Lauri (1998). "Chemistry and Politics: Edvard Immanuel Hjelt (1855–1921)". The Chemical Educator. 3 (5): 1–15. doi:10.1007/s00897980247a. S2CID 97163876.

doi.org

  • Kauffman, George B.; Niinistö, Lauri (1998). "Chemistry and Politics: Edvard Immanuel Hjelt (1855–1921)". The Chemical Educator. 3 (5): 1–15. doi:10.1007/s00897980247a. S2CID 97163876.

genealogics.org

semanticscholar.org

api.semanticscholar.org

  • Kauffman, George B.; Niinistö, Lauri (1998). "Chemistry and Politics: Edvard Immanuel Hjelt (1855–1921)". The Chemical Educator. 3 (5): 1–15. doi:10.1007/s00897980247a. S2CID 97163876.