Salim, Muhartini, Syusantie Sylfia Sairdama, Eliyanti Agus Mokodompit, Bondan Seno Aji, and Wan Mohd Khairul Firdaus Wan Khairuldin. 2022. “Sustainable Marketing Strategies and Challenges in Tourism Business”. International Journal of Health Sciences 6 (S3):6446-50. https://doi.org/10.53730/ijhs.v6nS3.7447.