%0 Journal Article %A Jianya Liu %A Guangshi Lü %T Four squares of primes and 165 powers of 2 %J Acta Arithmetica %D 2004 %P 55-70 %V 114 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa114-1-4/ %R 10.4064/aa114-1-4 %G en %F 10_4064_aa114_1_4