"Yang, Xiangdong"@nl-NL . "Hsiang-tung Yang" . . "Xiangdong Yang"@en . "楊向東" . "Yang"@en . "Xiangdong"@en . "Xiangdong Yang" . "1900" . "杨向东" . . . "楊向東" . "Hsiang-tung" . "杨向东" . . "杨向东" . . "楊向東" . . . .