加快海南中部山区绿色生态旅游业的发展——对保亭县旅游业发展情况的调查
가쾌해남중부산구록색생태여유업적발전——대보정현여유업발전정황적조사
Accelerating the Development of Green Ecological Tourism Industry in Central Mountainous Areas of Hainan
저자의 최근 논문