. . "Ph. D., P. E. Cheng-Nan Chang" . "Zhengnan Zhang"@en . "Zheng-nan Zhang" . "張政\"E890B3\"" . "Chŏng-nam" . "张正南, (英语 )" . "(ying yu ) Zhengnan Zhang" . "Zhengnan"@en . "Chang" . "張正男" . "張正男" . "(英语 ) 张正南" . "張正男" . "Cheng-nan Chang" . "張政\"E890B3\"" . "Cheng-nan Chang" . . "Zhang"@en . "Cheng-Nan" . "Zhang, Zhengnan, (ying yu )" . "張正\"E890B3\"" . "张正南" . "Zheng-nan" . . . . . "張政南" . "Cheng-Nan Chang" . "張政南" . "Chŏng-nam Chang" . "Cheng-nan" . "Chang, Cheng-Nan, Ph. D., P. E." . "http://www.wikidata.org/entity/Q6581097" . "張正\"E890B3\"" . .