https://www.theguardian.com/world/2018/oct/03/thailand-bay-made-famous-by-the-beach-closed-indefinitely
https://www.ibef.org/industry/tourism-hospitality-india.aspx
https://www.ilo.org/wcmsp5/groups/public/---ed_dialogue/---sector/documents/publication/wcms_544196.pdf
https://www.e-unwto.org/doi/pdf/10.18111/9789284421152