@article{MS2_1974__34_166343,
     author = {W. Ljunggren and N.G. Wrigley and V. Brun},
     title = {Diophantine {Analysis} {Applied} to {Virus} {Structure.}},
     journal = {Mathematica Scandinavica},
     pages = {51--57},
     publisher = {mathdoc},
     volume = {34},
     year = {1974},
     zbl = {0283.92001},
     url = {http://geodesic.mathdoc.fr/item/MS2_1974__34_166343/}
}