@article{10_4064_aa_94_3_203_285,
     author = {R. Vaughan and T. Wooley},
     title = {Further improvements in {Waring's} problem, {IV:} {Higher} powers},
     journal = {Acta Arithmetica},
     pages = {203--285},
     publisher = {mathdoc},
     volume = {94},
     number = {3},
     year = {2000},
     doi = {10.4064/aa-94-3-203-285},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-94-3-203-285/}
}