@book{jacquesestimative-mao07younuo,
  address   = {Beijing},
  author    = {Mao, Zongwu \zh{毛宗武} and Li, Yunbing \zh{李云兵}},
  publisher = {Mínzú chūbǎnshè \zh{民族出版社}},
  title     = {Yōunuòyǔ yánjiū \zh{优诺语研究}},
  year      = {2007}
}