@article{10_1090_S1079_6762_06_00164_8,
     author = {Jakobson, Dmitry and Strohmaier, Alexander},
     title = {High-energy limits of {Laplace-type} and {Dirac-type} eigenfunctions and frame flows},
     journal = {Electronic research announcements of the American Mathematical Society},
     pages = {87--94},
     publisher = {mathdoc},
     volume = {12},
     year = {2006},
     doi = {10.1090/S1079-6762-06-00164-8},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S1079-6762-06-00164-8/}
}