@article{10_4064_aa154_3_3,
     author = {Guangshi L\"u and Jie Wu and Wenguang Zhai},
     title = {On a divisor problem related to
 the {Epstein} zeta-function, {IV}},
     journal = {Acta Arithmetica},
     pages = {307--324},
     publisher = {mathdoc},
     volume = {154},
     number = {3},
     year = {2012},
     doi = {10.4064/aa154-3-3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa154-3-3/}
}