@article{10_4064_aa_77_3_289_301,
     author = {Michael Hirschhorn and James Sellers},
     title = {On representations of a number as a sum of three triangles},
     journal = {Acta Arithmetica},
     pages = {289--301},
     publisher = {mathdoc},
     volume = {77},
     number = {3},
     year = {1996},
     doi = {10.4064/aa-77-3-289-301},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-77-3-289-301/}
}