@article{10_4153_CMB_1966_034_8,
     author = {Schaer, J.},
     title = {The {Densest} {Packing} of {Five} {Spheres} in a {Cube}},
     journal = {Canadian mathematical bulletin},
     pages = {271--274},
     year = {1966},
     volume = {9},
     number = {3},
     doi = {10.4153/CMB-1966-034-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1966-034-8/}
}