@article{MZM_2003_74_4_a9,
     author = {Z. Kh. Rakhmonov},
     title = {Estermann's {Ternary} {Problem} with {Almost} {Equal} {Summands}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {564--572},
     publisher = {mathdoc},
     volume = {74},
     number = {4},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2003_74_4_a9/}
}