18. Sums of squares of integers from residue classes
submitted (arXiv)
17. Composition laws of binary quadratic forms and isolations of quadratic forms (with J. Ju, K. Kim, M. Kim, B.-K. Oh)
submitted (arXiv)
16. Sums of generalized polygonal numbers with almost prime "length" (with S. Banerjee, B. Kane)
submitted (arXiv)
15. Zeta functions of quadratic lattices of a hyperbolic plane (with S. H. Lee, S. Lee)
Math. Nach., 299 (2026), 290-311. (arXiv, Journal)
14. Theta series of ternary quadratic lattice cosets (with B. Kane)
Sel. Math., 32, article number 5 (2026). (arXiv, Journal, article(view only))
13. Zeta functions enumerating subforms of quadratic forms (with S. H. Lee, S. Lee)
Math. Ann., 393 (2025), 1459-1514. (arXiv, Journal, article(view only))
12. Universality lifting from a general base field (with V. Kala, S. H. Lee)
Rev. Math. Ibero., 41 (2025), 2379-2400. (arXiv, Journal)
11. Isolations of the sum of two squares from its proper subforms (with J. Ju, K. Kim, M. Kim, B.-K. Oh)
J. Number Theory, 277 (2025), 1-18. (arXiv, Journal)
10. Lifting problem for universal quadratic forms over totally real cubic number fields (with S. H. Lee)
Bull. Lond. Math. Soc. 56 (2024), 1192-1206. (arXiv, Journal)
9. Explicit class number formulas for Siegel-Weil averages of ternary quadratic forms (with B. Kane, S. Varadharajan)
Trans. Amer. Math. Soc. 376 (2023), 1625-1652. (arXiv, Journal)
8. Primitively universal quaternary quadratic forms (with J. Ju, K. Kim, M. Kim, B.-K. Oh)
J. Number Theory 242 (2023), 181-207. (arXiv, Journal)
7. The pentagonal number theorem of sixty-three and generalizations of Cauchy's lemma (with J. Ju)
Forum Math. 35 (2023), no. 6, 1685-1706. (arXiv, Journal)
6. Weighted sums of generalized polygonal numbers with coefficients 1 or 2
Acta Arith. 202 (2022), 227-240. (arXiv, Journal)
5. Representations of finite number of quadratic forms with same rank (with B.-K. Oh)
Ramanujan J. 56 (2021), no. 2, 631-644. (arXiv, Journal)
4. A sum of three nonzero triangular numbers (with J. Lee, B.-K. Oh)
Int. J. Number Theory 17 (2021), no. 10, 2279-2300. (arXiv, Journal)
3. Prime-universal diagonal quadratic forms (with J. Ju, K. Kim, M. Kim, B.-K. Oh)
Bull. Aust. Math. Soc. 103 (2021), no. 3, 390-404. (arXiv, Journal)
2. On a quadratic Waring’s problem with congruence conditions
Acta Arith. 194 (2020), 73-98. (arXiv, Journal)
1. Generalized Cullen numbers with the Lehmer property (with B.-K. Oh)
Bull. Korean Math. Soc. 50 (2013), no.6, 1981-1988. (Journal)