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Issue Date | Title | Author(s) | Type |
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2017 | Evaluation of the convolution sums al+bm=n lσ(l) σ(m) with ab ≤ 9 | 박윤경 | Article |
2017 | Evaluation of the convolution sums σa1m1+a2m2+a3m3+a4m4=nσ (m1) σ (m2) σ (m3) σ (m4) with lcm (α1,a2,a3,a4) ≤ 4 | 박윤경 | Article |