TOURIST VOICES ON TWITTER: SENTIMENT AND TOPIC ANALYSIS FOR SUSTAINABLE TOURISM IN PENANG Written by Kun Zhu, Nor Hasliza Md Saad, Ghada ElSayad, Muhamad Mu’az Mohd Ali, Jiahui Qian on 06 May 2025. Posted in Vol.26 No.1, 2025 International Journal of Business and SocietyVol. 26 No.1, 2025, 366-385 Full Paper