@article{VMUMM_1990_5_a10,
     author = {Pham Huu Tiep},
     title = {Characterization of a multiplicative orthogonal decomposition of the {Lie} algebra $D_4$},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {49--53},
     publisher = {mathdoc},
     number = {5},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1990_5_a10/}
}