no. 2
The n-cohomology of representations with an infinitesimal character
Compositio Mathematica, Tome 31 (1975) no. 2, pp. 219-227. 
@article{CM_1975__31_2_219_0,
     author = {Casselman, William and Osborne, M. Scott},
     title = {The $n$-cohomology of representations with an infinitesimal character},
     journal = {Compositio Mathematica},
     pages = {219--227},
     publisher = {Noordhoff International Publishing},
     volume = {31},
     number = {2},
     year = {1975},
     zbl = {0343.17006},
     mrnumber = {396704},
     language = {en},
     url = {http://www.numdam.org/item/CM_1975__31_2_219_0/}
}
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Casselman, William; Osborne, M. Scott. The $n$-cohomology of representations with an infinitesimal character. Compositio Mathematica, Tome 31 (1975) no. 2, pp. 219-227. http://www.numdam.org/item/CM_1975__31_2_219_0/

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