@article{IM_1966__1_141839,
     author = {C.T.C. WALL},
     title = {Classification {Problems} in {Differential} {Topology.} {V.} {On} {Certain} {6-Manifolds.}},
     journal = {Inventiones mathematicae},
     pages = {355--374},
     publisher = {mathdoc},
     volume = {1},
     year = {1966},
     zbl = {0149.20601},
     url = {http://geodesic.mathdoc.fr/item/IM_1966__1_141839/}
}