Zhengzhang, Shangfang \zh{郑张尚芳}. 2003. Shànggǔ yīnxì \zh{上古音系}. Shanghai: Shànghǎi jiàoyù chūbǎnshè \zh{上海教育出版社}.
@book{jacquesestimative-zhengzhang03yinxi, address = {Shanghai}, author = {Zhengzhang, Shangfang \zh{郑张尚芳}}, publisher = {Shànghǎi jiàoyù chūbǎnshè \zh{上海教育出版社}}, title = {Shànggǔ yīnxì \zh{上古音系}}, year = {2003} }