公关之家. 专访运河得日堂堂主方国乾. 公关之家, [S. l.], v. 1, n. 1, p. 20–23, 2021. Disponível em: https://cn.leadingpub.com/index.php/ggzj/article/view/52. Acesso em: 11 4月. 2025.