Discrete series and the unipotent subgroup
Compositio Mathematica, Volume 28 (1974) no. 1, p. 9-19
@article{CM_1974__28_1_9_0,
     author = {Lehrer, G. I.},
     title = {Discrete series and the unipotent subgroup},
     journal = {Compositio Mathematica},
     publisher = {Noordhoff International Publishing},
     volume = {28},
     number = {1},
     year = {1974},
     pages = {9-19},
     zbl = {0306.20007},
     mrnumber = {340438},
     language = {en},
     url = {http://www.numdam.org/item/CM_1974__28_1_9_0}
}
Lehrer, G. I. Discrete series and the unipotent subgroup. Compositio Mathematica, Volume 28 (1974) no. 1, pp. 9-19. http://www.numdam.org/item/CM_1974__28_1_9_0/

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