Rumahorbo, Basa T., Henderina J. Keiluhu, and Baigo Hamuna. “The Economic Valuation of Mangrove Ecosystem in Youtefa Bay, Jayapura, Indonesia”. Ecological Questions 30, no. 1 (January 14, 2019): 47–54. Accessed April 25, 2024. https://apcz.umk.pl/EQ/article/view/EQ.2019.003.