@article{10_4064_aa_5_1_57_79,
     author = {E. Barnes},
     title = {The construction of perfect and extreme forms {I}},
     journal = {Acta Arithmetica},
     pages = {57--79},
     publisher = {mathdoc},
     volume = {5},
     number = {1},
     year = {1959},
     doi = {10.4064/aa-5-1-57-79},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-5-1-57-79/}
}