@article{10_4064_aa128_3_3,
     author = {Hongze Li},
     title = {Representation of odd integers as the sum of one prime,
 two squares of primes and powers of 2},
     journal = {Acta Arithmetica},
     pages = {223--233},
     publisher = {mathdoc},
     volume = {128},
     number = {3},
     year = {2007},
     doi = {10.4064/aa128-3-3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa128-3-3/}
}