@article{1255984841, author = {Liu, Jianya and Liu, Ming-Chit}, title = {The exceptional set in the four prime squares problem}, journal = {Illinois J. Math.}, volume = {44}, number = {4}, year = {2000}, pages = { 272-293}, language = {en}, url = {http://dml.mathdoc.fr/item/1255984841} }
Liu, Jianya; Liu, Ming-Chit. The exceptional set in the four prime squares problem. Illinois J. Math., Tome 44 (2000) no. 4, pp. 272-293. http://gdmltest.u-ga.fr/item/1255984841/