@article{MAN_1996__304_4_165395,
     author = {Su-Jen Kann},
     title = {The asymptotic expansion of a {CR} invariant and {Grauert} tubes.},
     journal = {Mathematische Annalen},
     pages = {63--92},
     publisher = {mathdoc},
     volume = {304},
     number = {4},
     year = {1996},
     zbl = {0848.32004},
     url = {http://geodesic.mathdoc.fr/item/MAN_1996__304_4_165395/}
}