IAGA BULLETIN N° 33
| Identifier: | doi:10.25577/5vxf-h929 | DataCite metadata: | [HTML] | [XML] | ||
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Mayaud, P. N., & IAGA (1973). IAGA Bulletin No. 33, A Hundred Year Series of Geomagnetic Data 1868-1967, Indices aa, Storm Sudden Commencements. IUGG Publications Office. doi:10.25577/5vxf-h929 |
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