共 50 条
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- [26] On the possible existence of steam in the regions of sun-spots ASTROPHYSICAL JOURNAL, 1908, 28 (05): : 379 - 383
- [27] A theory of the magnetic field associated with sun-spots ASTROPHYSICAL JOURNAL, 1929, 69 (04): : 287 - 292
- [30] The spectra of sun-spots in the red and yellow regions of the spectrum ASTROPHYSICAL JOURNAL, 1904, 20 (04): : 253 - 265