南京市晨晚练点现状及影响锻炼者参加体育活动的主要因素
남경시신만련점현상급영향단련자삼가체육활동적주요인소
Investigation on Present Situation and Analysis on Main Factors Affecting Activity-takers in the Morning and Evening Exercise Spots in Nanjing City
저자의 최근 논문