IAGA BULLETIN N° 12t1
| Identifier: | doi:10.25577/5qkt-zt70 | DataCite metadata: | [HTML] | [XML] | ||
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Veldkamp, J., Siebert, M., & IAGA (1968). IAGA Bulletin No. 12t1, Geomagnetic Data 1965: Indices K and C. IUGG Publications Office. doi:10.25577/5qkt-zt70 |
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