Study of eco-tourism development in the southwestern mountainous areas Study of eco-tourism development in the southwestern mountainous areas. 并列题名：Study of eco-tourism development in the southwestern mountainous areas Endogenous tourism development in China's mountainous areas 并列题名：Endogenous tourism development in China's mountainous areas Study on the tourism development of the folk custom in South Hainan ecotourism development in eastern and southern africa Ability of self development in western minority areas Study of low carbon development in Chinese contiguous destitute areas 并列题名：Study on the tourism development of the folk custom in South Hainan