Ranasinghe, J. P. R. C., R. A. D. D. N. Ranatunga, and P. G. S. S. Pattiyagedara. “Operating Carbon-Neutral Tourism: Systematic Review & Bibliometric Analysis”. Journal of Sustainable Tourism and Entrepreneurship, vol. 3, no. 3, Aug. 2023, pp. 155-74, doi:10.35912/joste.v3i3.1506.