@article{CRMATH_2006__342_7_475_0,
     author = {Zheng-Chao Han},
     title = {A {Kazdan{\textendash}Warner} type identity for the $ {\sigma }_{k}$ curvature},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {475--478},
     publisher = {Elsevier},
     volume = {342},
     number = {7},
     year = {2006},
     doi = {10.1016/j.crma.2006.01.023},
     language = {en},
}