@article{MZ_1968__106_171038,
     author = {D.W. Barnes and H.M. Gastineau-Hills},
     title = {On the {Theory} of {Soluble} {Lie} {Algebras.}},
     journal = {Mathematische Zeitschrift},
     pages = {343--354},
     publisher = {mathdoc},
     volume = {106},
     year = {1968},
     zbl = {0164.03701},
     url = {http://geodesic.mathdoc.fr/item/MZ_1968__106_171038/}
}