@article{ELA_1998__4__a0,
     author = {Neubauer, Michael G. and Watkins, William and Zeitlin, Joel},
     title = {D-optimal weighing designs for four and five objects},
     journal = {The electronic journal of linear algebra},
     pages = {48--73},
     publisher = {mathdoc},
     volume = {4},
     year = {1998},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_1998__4__a0/}
}