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- [1] DISTANCES TO THE GALAXIES M81 AND NGC-2403 FROM CCD I-BAND PHOTOMETRY OF CEPHEIDS ASTROPHYSICAL JOURNAL, 1988, 332 (02): : L63 - L66
- [4] THE LUMINOSITIES OF M SUPERGIANTS AND THE DISTANCES TO M101, NGC-2403, AND M81 ASTRONOMICAL JOURNAL, 1986, 91 (04): : 808 - 821
- [6] ANS UV OBSERVATIONS OF EXTERNAL GALAXIES .2. UV PHOTOMETRY OF M-31, M-33, M-81, M-101, NGC-2403 AND SEVERAL ZWICKY GALAXIES ASTRONOMY & ASTROPHYSICS SUPPLEMENT SERIES, 1986, 66 (01): : 117 - 130
- [8] THE VISUALLY BRIGHTEST EARLY-TYPE SUPERGIANTS IN THE SPIRAL GALAXIES NGC-2403, M81, AND M101 ASTRONOMICAL JOURNAL, 1987, 94 (05): : 1156 - 1168
- [9] I-BAND CCD SURFACE PHOTOMETRY OF SPIRAL GALAXIES IN 16 NEARBY CLUSTERS ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 1992, 81 (01): : 35 - 47