@article{JOLT_2013_23_4_a4,
     author = {C. Luo and X. Xu},
     title = {Graded {Oscillator} {Generalizations} of the {Classical} {Theorem} on {Harmonic} {Polynomials}},
     journal = {Journal of Lie Theory},
     pages = {979--1003},
     year = {2013},
     volume = {23},
     number = {4},
     doi = {10.5802/jolt.760},
     zbl = {1286.17009},
     url = {https://jolt.centre-mersenne.org/articles/10.5802/jolt.760/}
}