- C.J. Zheng, G.H. Gao,
**L. Du** and C.H. Chen, BEM eigenvalue analysis and the investigation of the Burton-Miller method, Chinese Journal of Computational Mechanics, 2015, accepted. (in Chinese)
- A. Imakura,
**L. Du** and T. Sakurai, Error bounds of Rayleigh–Ritz type contour integral-based eigensolver for solving generalized eigenvalue problems, Numerical Algorithms, 2015, accepted.
- C.J. Zheng, C.H. Chen, G.H. Gao and
**L. Du**, Is the Burtonâ€“Miller formulation really free of fictitious eigenfrequencies?, Engineering Analysis with Boundary Elements, 59(2015), pp. 43–51.
**L. Du**, T. Sogabe and S.-L. Zhang, IDR(s) for solving shifted nonsymmetric linear systems, Journal of Computational and Applied Mathematics, 274(2015), pp. 35–43.
**L. Du**, T. Sogabe and S.-L. Zhang, An algorithm for solving nonsymmetric penta-diagonal Toeplitz linear systems, Applied Mathematics and Computation, 244(2014), pp. 10–15.
- A. Imakura,
**L. Du** and T. Sakurai, A block Arnoldi-type contour integral spectral projection method for solving generalized eigenvalue problems, Applied Mathematics Letters, 32(2014), pp. 22–27.
**L. Du**, Y. Futamura and T. Sakurai, Block conjugate gradient type methods for the approximation of bilinear form CHA-1B, Computers & Mathematics with Applications, 66(2014), pp. 2446–2455.
- A. Imakura,
**L. Du** and H. Tadano, A Weighted Block GMRES method for solving linear systems with multiple right-hand sides, JSIAM Letters, 5(2013), pp. 65–68.
**L. Du**, T. Sogabe and S.-L. Zhang, A variant of the IDR(s) method with the quasi-minimal residual strategy, Journal of Computational and Applied Mathematics, 236(2011), pp. 621–630.
**L. Du**, T. Sogabe, B. Yu, Y. Yamamoto and S.-L. Zhang, A block IDR(s) method for nonsymmetric linear systems with multiple right-hand sides, Journal of Computational and Applied Mathematics, 235(2011), pp. 4095–4106.
**L. Du**, T. Sogabe and S.-L. Zhang, Quasi-minimal residual smoothing technique for the IDR(s) method, JSIAM Letters, 3(2011), pp. 13–16.
- T. Miyata,
**L. Du**, T. Sogabe, Y. Yamamoto and S.-L. Zhang, An extension of the Sakurai-Sugiura method for eigenvalue problems of multiply connected region, Transactions of the Japan Society for Industrial and Applied Mathematics,19(2009), pp. 537–550. (in Japanese)