@article{10_4153_CMB_1992_033_2,
     author = {Lai, K. F.},
     title = {Regular {Elliptic} {Classes} and the {Stable} {Relative} {Trace} {Formula}},
     journal = {Canadian mathematical bulletin},
     pages = {230--236},
     year = {1992},
     volume = {35},
     number = {2},
     doi = {10.4153/CMB-1992-033-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1992-033-2/}
}