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Observation of a Line in the Galactic Radio Spectrum: The Interstellar Hydrogen Line at 1,420 Mc./sec., and an Estimate of Galactic Rotation

Naturevolume 168pages357358 (1951) | Download Citation


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  1. 1

    Van de Hulst, H. C., Nederl. Tij. Natuurkunde, 11, 201 (1945).

  2. 2

    Oort, J. H., Bull. Astro. Inst. Netherlands, 9, 193 (1941).

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  1. Netherlands Foundation for Radio Astronomy, Kootwijk Radio Station. Observatory, Leyden

    • C. A. MULLER
    •  & J. H. OORT


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