The Excitation of Extended Red Emission: New Constraints on Its Carrier from Hubble Space Telescope Observations of NGC 7023
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Citation
Witt, Adolf N.; Gordon, Karl D.; Vijh, Uma P.; Sell, Paul H.; Smith, Tracy L.; Xie, Rui‐Hua (2006). The Excitation of Extended Red Emission: New Constraints on Its Carrier from Hubble Space Telescope Observations of NGC 7023. The Astrophysical Journal. Available electronically from https : / /hdl .handle .net /1969 .1 /184783.