@article{JLT_2013_23_2_JLT_2013_23_2_a8,
     author = {L. Chen },
     title = {Generalized {Multiplicity-Free} {Representations} of {Nongraded} {Divergence-Free} {Lie} {Algebras}},
     journal = {Journal of Lie theory},
     pages = {507--549},
     publisher = {mathdoc},
     volume = {23},
     number = {2},
     year = {2013},
     url = {http://geodesic.mathdoc.fr/item/JLT_2013_23_2_JLT_2013_23_2_a8/}
}