@article{MZM_2014_95_4_a12,
     author = {S. E. Gladun},
     title = {A {Generating} {Function} for $\sigma(3n-1)$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {630--634},
     publisher = {mathdoc},
     volume = {95},
     number = {4},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2014_95_4_a12/}
}