@article{AUPO_2011__50_1_a5,
     author = {Hui, Shyamal Kumar},
     title = {On {Weakly} $W_3${-Symmetric} {Manifolds}},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {53--71},
     publisher = {mathdoc},
     volume = {50},
     number = {1},
     year = {2011},
     mrnumber = {2920699},
     zbl = {1252.53020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUPO_2011__50_1_a5/}
}