@article{JOLT_2011_21_1_a6,
     author = {X. Xu},
     title = {A {Cubic} {E\protect\textsubscript{6}-Generalization} of the {Classical} {Theorem} on {Harmonic} {Polynomials}},
     journal = {Journal of Lie Theory},
     pages = {145--164},
     year = {2011},
     volume = {21},
     number = {1},
     doi = {10.5802/jolt.627},
     zbl = {1253.17009},
     url = {https://jolt.centre-mersenne.org/articles/10.5802/jolt.627/}
}