The 'Crescent-shaped cultural-communication belt' : Tong Enzheng's model in retrospect : an examination of methodological, theoretical and material concerns of long-distance intera... by Hein, A, Miyamoto, K, von Falkenhausen, L, Ling-yu, H, Lü, H, Li, Y, Min, R, Zha, X, Cui, J, Chen, H, Chiou-Peng, T, Li, K, Jin, H, Liu, X, Li, X, Wu, X