Sangnin K, Srichaiya U, Awilai N. The Factors of Service Innovation Affecting on Innovation Effectiveness and Organizational Performance of the Hotel Business in Prachuap Khiri Khan District. Journaldtc [internet]. 2023 Aug. 30 [cited 2025 Apr. 7];17(2):168-80. available from: https://so01.tci-thaijo.org/index.php/journaldtc/article/view/269367