Duong Thi Bich Ngoc et al. 2024. Assessing environmental services and economic values of urban tree species in open public green spaces at Ecopark, Hung Yen province, Vietnam: An application of i-Tree Eco model. Journal of Forestry Science and Technology. 9, 1 (May 2024), 086–095. DOI:https://doi.org/10.55250/Jo.vnuf.9.1.2024.086-095.