Authors:
KEENAN FP
ALLER LH
BELL KL
ESPEY BR
FEIBELMAN WA
HYUNG S
MCKENNA FC
RAMSBOTTOM CA
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Citation: S. Hyung et Lh. Aller, THE OPTICAL-SPECTRUM OF THE PLANETARY-NEBULA NGC-2440, Publications of the Astronomical Society of the Pacific, 110(746), 1998, pp. 466-479
Citation: S. Hyung et Lh. Aller, THE HIGH-EXCITATION PLANETARY-NEBULA NGC-6741, Monthly Notices of the Royal Astronomical Society, 292(1), 1997, pp. 71-85
Authors:
KEENAN FP
MCKENNA FC
BELL KL
RAMSBOTTOM CA
WICKSTEAD AW
ALLER LH
HYUNG S
Citation: Fp. Keenan et al., NEBULAR AND AURORAL EMISSION-LINES OF [AR-IV] IN THE OPTICAL-SPECTRA OF PLANETARY-NEBULAE, The Astrophysical journal, 487(1), 1997, pp. 457-462
Authors:
KEENAN FP
ALLER LH
BELL KL
HYUNG S
MCKENNA FC
RAMSBOTTOM CA
Citation: Fp. Keenan et al., AURORAL AND NEBULAR EMISSION-LINES OF [SII] IN THE OPTICAL-SPECTRA OFPLANETARY-NEBULAE, Monthly Notices of the Royal Astronomical Society, 281(3), 1996, pp. 1073-1080
Citation: S. Hyung et Lh. Aller, THE OPTICAL-SPECTRUM OF THE YOUNG PLANETARY-NEBULA HUBBLE-12, Monthly Notices of the Royal Astronomical Society, 278(2), 1996, pp. 551-564
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Citation: Lh. Aller et al., THE SPECTRUM OF THE PLANETARY-NEBULA NGC 6790, Publications of the Astronomical Society of the Pacific, 108(724), 1996, pp. 488-499
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Citation: S. Hyung et Lh. Aller, THE OPTICAL-SPECTRUM OF NGC-7009 .1. A LOW-EXCITATION BRIGHT RING REGION ON THE MAJOR AXIS, Monthly Notices of the Royal Astronomical Society, 273(4), 1995, pp. 958-972
Citation: S. Hyung et Lh. Aller, THE OPTICAL-SPECTRUM OF NGC-7009 .2. A HIGH-EXCITATION BRIGHT RING REGION ON THE MINOR AXIS, Monthly Notices of the Royal Astronomical Society, 273(4), 1995, pp. 973-991
Citation: Fp. Keenan et al., FORBIDDEN LINES OF [OI] IN THE HIGH-RESOLUTION OPTICAL-SPECTRA OF PLANETARY-NEBULAE, Publications of the Astronomical Society of the Pacific, 107(708), 1995, pp. 148-151
Citation: S. Hyung et al., THE SPECTRUM OF THE VARIABLE PLANETARY-NEBULA IC-4997, The Astrophysical journal. Supplement series, 93(2), 1994, pp. 465-483
Citation: S. Hyung, DENSITY CONTRAST SHELL MODELS FOR THE PLANETARY-NEBULA IC-2165, The Astrophysical journal. Supplement series, 90(1), 1994, pp. 119-148
Citation: S. Hyung et al., THE SPECTRUM OF THE PLANETARY-NEBULA IC-418, Publications of the Astronomical Society of the Pacific, 106(701), 1994, pp. 745-755
Authors:
KEENAN FP
ALLER LH
HYUNG S
CONLON ES
WARREN GA
Citation: Fp. Keenan et al., FE(III) EMISSION-LINES IN THE OPTICAL-SPECTRUM OF THE PLANETARY-NEBULA IC-4997, The Astrophysical journal, 410(1), 1993, pp. 430-436
Citation: S. Hyung et al., THE SPECTRUM OF THE PLANETARY-NEBULA NGC-6567, Publications of the Astronomical Society of the Pacific, 105(693), 1993, pp. 1279-1286