@article{ASENS_1977_4_10_2_133_0,
     author = {Degeorge, David L.},
     title = {Length spectrum for compact locally symmetric spaces of strictly negative curvature},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {133--152},
     publisher = {Elsevier},
     volume = {Ser. 4, 10},
     number = {2},
     year = {1977},
     doi = {10.24033/asens.1323},
     mrnumber = {81i:58047},
     zbl = {0367.53023},
     language = {en},
     url = {http://archive.numdam.org/articles/10.24033/asens.1323/}
}