Third symmetric power $L$-functions for $GL\left(2\right)$

Shahidi, Freydoon

Compositio Mathematica, Volume 70 (1989) p. 245-273

Local coefficients and normalization of intertwining operators for $GL\left(n\right)$

Shahidi, Freydoon

Compositio Mathematica, Volume 48 (1983) p. 271-295