@article{ASENS_2007_4_40_4_589_0,
     author = {Biquard, Olivier and Herzlich, Marc and Rumin, Michel},
     title = {Diabatic limit, eta invariants and {Cauchy-Riemann} manifolds of dimension $3$},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {589--631},
     publisher = {Elsevier},
     volume = {Ser. 4, 40},
     number = {4},
     year = {2007},
     doi = {10.1016/j.ansens.2007.06.001},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.ansens.2007.06.001/}
}