《宋书·列传·卷八十一》
世祖肯定了顾琛，叫他出来做官。让他当西阳王刘子尚抚军司马，张牧当抚军中兵参军。
上嘉之，召琛出，以为西阳王子尚抚军司马，牧为抚军中兵参军。
Shizu approved of Gu Chen and asked him to come out and serve as an official. He was appointed as the Governor of Xiyand, Liu Zishang's Governor Sima, and Zhang Mu as the Governor's Military Adviser.