4. Asymptotics of n-universal lattices over number field (with D. Park, R. Visser, P. Yatsyna), submitted. (arXiv)
3. Sums of squares of integers except for a fixed one (with W. Chae, Y.-S. Ji, K. Kim, K. Kim, B.-K. Oh), to appear in Bulletin of the Australian Mathematical Society. (arXiv)
2. Minimal rank of primitively n-universal integral quadratic forms over local rings (with B.-K. Oh), submitted. (arXiv)
1. Primitively 2-universal senary integral quadratic forms (with B.-K. Oh), J. Number Theory, 264 (2024) 148–183. (arXiv, Journal)