Retheesh P T, and Dr. Narayan Kayarkatte. “A Study on the Impact of Covid-19 on Houseboat Tourism Industry Among Local Communities in Kumarakom, Kerala”. Elementary Education Online 20, no. 4 (December 19, 2023): 2581–2588. Accessed September 1, 2024. https://ilkogretim-online.org/index.php/pub/article/view/4260.