@article{JOLT_1999_9_2_a14,
     author = {T. Branson},
     title = { Spectra of {Self-Gradients} on {Spheres}},
     journal = {Journal of Lie Theory},
     pages = {491--506},
     year = {1999},
     volume = {9},
     number = {2},
     doi = {10.5802/jolt.185},
     zbl = {1012.22026},
     url = {https://jolt.centre-mersenne.org/articles/10.5802/jolt.185/}
}