@article{MET_1986__33_176047,
     author = {O. Krafft},
     title = {Connectivity in {Multi-factor} designs -  {L.} {Butz.}},
     journal = {Metrika},
     pages = {178--178},
     publisher = {mathdoc},
     volume = {33},
     year = {1986},
     url = {http://geodesic.mathdoc.fr/item/MET_1986__33_176047/}
}