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Continue to ChatFirst Photoelectric Observations of GQ Draconis - https://avesis.istanbul.edu.tr/yayin/a2747c18-8f36-4122-8af9-3120ddda7dee/first-photoelectric-observations-of-gq-draconis
First Photoelectric Observations of GQ Draconis - https://avesis.istanbul.edu.tr/yayin/a2747c18-8f36-4122-8af9-3120ddda7dee/first-photoelectric-observations-of-gq-draconis