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Message * Articles On Delta Scuti Variables, including Altair, Vega, Sigma Octantis, Denebola, Beta Cassiopeiae, Gamma Ursae Minoris, Delta Capricorni, Delta Serpentis, Omicron Serpentis, Delta Scuti, Delta Scuti Variable, Alcyone (star) - 1243372516 - 9781243372512