MEIOU SUN; HU SUN; JIHANG YU; JINGCAI LI; YUJUAN GAO. Case Study Analysis of Research and Study Activities at the Liangshui National Nature Reserve Base in Heilongjiang Province. Education Research on Study Tours and Practice, [S. l.], v. 2, n. 3, p. 76–80, 2026. DOI: 10.63944/wdrb17. Disponível em: http://ojs.iajournals.cn/index.php/erstp/article/view/400. Acesso em: 15 jul. 2026.