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- [2] The outer atmosphere of the M-type supergiant α Orionis: KI 7699 Å emission 1600, EDP Sciences (386):
- [7] PHOTOMETRIC AND SPECTROSCOPIC OBSERVATIONS OF THE DOUBLE CLUSTER IN PERSEUS ASTROPHYSICAL JOURNAL, 1955, 122 (03): : 429 - 433
- [8] A spectroscopic study of the region of the double cluster in Perseus ASTROPHYSICAL JOURNAL, 1943, 98 (01):
- [9] THE M-TYPE CARCINOTRON TUBE PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS, 1955, 43 (04): : 413 - 424