Publication from RiMA Publication list by topic is available here. ¡à 2016 G.-S. Cheon and J.-H. Jung, The $q$-Sheffer sequences of a new type and associated orthogonal polynomials, Linear Algebra Appl. 491 (2016), 171-186. G.-S. Cheon, S.-T. Jin and L. W. Shapiro, A combinatorial equivalence relation for formal power series, Linear Algebra Appl. 491 (2016), 123-137. H. Kim and R. P. Stanley, A refined enumeration of hex trees and related polynomials, European J. Comb. 54 (2016), 207-219. G.-S. Cheon, H. Kim and L. W. Shapiro, A link between ordered trees and green-red trees, J. Korean Math. Soc. 53 (2016), 187-199. ¡à 2015 G.-S. Cheon and H. Kim, Representing polynomials as characteristic polynomials via the Stieltjes transform, Linear Algebra Appl. 476 (2015), 184-196. ¡à 2014 G.-S. Cheon, B. D. Choi and S.-T. Jin, An application of Riordan arrays to the transient analysis of $M/M/1$ queues, Appl. Math. Comput. 237 (2014), 659-671. ¡à 2013 G.-S. Cheon and H. Kim, The elements of finite order in the Riordan group over the complex field, Linear Algebra Appl. 439 (2013), 4032-4046. G.-S. Cheon and Y. Lim, Integral polynomial sequences arising from matrix powers of order 2, Linear Algebra Appl. 438 (2013), 269-287. G.-S. Cheon and H. Kim, A new aspect of Hankel matrices via Krylov matrix, Linear Algebra Appl. 438 (2013), 361-373. G.-S. Cheon, J.-H. Jung and Y. Lim, A $q$-analogue of the Riordan group, Linear Algebra Appl. 439 (2013), 4119-4129. G.-S. Cheon, J.-H. Jung and L. W. Shapiro, Generalized Bessel numbers and some combinatorial settings, Discrete Math. 313 (2013), 2127-2138. ¡à 2012 G.-S. Cheon, H. Kim and L. W. Shapiro, Combinatorics of Riordan arrays with identical $A$ and $Z$ sequences, Discrete Math. 312 (2012), 2040-2049. G.-S. Cheon and J.-H. Jung, $r$-Whitney numbers of Dowling lattices, Discrete Math. 312 (2012), 2337-2348. G.-S. Cheon and L. W. Shapiro, The uplift principle for ordered trees, Appl. Math. Lett. 25 (2012), 1010-1015. G.-S. Cheon and I. M. Wanless, Some results towards the Dittert conjecture on permanents, Linear Algebra Appl. 436 (2012), 791-801. ¡à Before 2011 G.-S. Cheon, H. Kim and L. W. Shapiro, The hitting time subgroup, ¨©ukasiewicz paths and Faber polynomials, Eur. J. Combin. 32 (2011), 82-91. G.-S. Cheon and T. Mansour, Rational combinations for the sums involving inverse binomial coefficients, Appl. Math. Comput. 218 (2011), 2641-2646. G.-S. Cheon and S.-T. Jin, Structural properties of Riordan matrices and extending the matrices, Linear Algebra Appl. 435 (2011), 2019-2032. G.-S. Cheon, H. Kim and L. W. Shapiro, An algebraic structure of Faber polynomials, Linear Algebra Appl. 433 (2010), 1170-1179. G.-S. Cheon, S.-G. Lee and L. W. Shapiro, The Fine numbers refined, Eur. J. Combin. 31 (2010), 120-128. G.-S. Cheon, S.-T. Jin, H. Kim and L. W. Shapiro, Riordan group involutions and the $\Delta$-sequence, Discrete Appl. Math. 157 (2009), 1696-1701. G.-S. Cheon, H. Kim and L. W. Shapiro, A generalization of Lucas polynomial sequence, Discrete Appl. Math. 157 (2009), 920-927. G.-S. Cheon and A. W. Eckford, A relationship between subpermanents and the arithmetic-geometric mean inequality, Linear Algebra Appl. 430 (2009), 114-120. G.-S. Cheon and L. W. Shapiro, Protected points in ordered trees, Appl. Math. Lett. 21 (2008), 516-520. G.-S. Cheon and M. E. A. El-Mikkawy, Generalized harmonic numbers with Riordan arrays, J. Number theory 128 (2008), 413-425. G.-S. Cheon, H. Kim and L. W. Shapiro, Riordan group involutions, Linear Algebra Appl. 428 (2008), 941-952. G.-S. Cheon and H. Kim, Simple proofs of open problems about the structure of involutions in the Riordan group, Linear Algebra Appl. 428 (2008), 930-940. G.-S. Cheon, S.-G. Hwang and S.-G. Lee, Several polynomials associated with the harmonic numbers, Discrete Appl. Math. 155 (2007), 2573-2584. G.-S. Cheon and I. M. Wanless, An interpretation of the Dittert conjecture in terms of semi-matchings, Discrete Math. 307 (2007), 2501-2507. G.-S. Cheon and I. M. Wanless, An update on Minc's survey of open problems involving permanents, Linear Algebra Appl. 403 (2005), 314-342. G.-S. Cheon and M. El-Mikkawy, Extended symmetric Pascal matrices via hypergeometric functions, Appl. Math. Comput. 158 (2004), 159-168. G.-S. Cheon and M. El-Mikkawy, A connection between a generalized Pascal matrix and the hypergeometric function, Appl. Math. Comput. 16 (2003), 1239-1243. G.-S. Cheon, S.-G. Hwang, S.-H. Rim and S.-Z. Song, Matrices determined by a linear recurrence relation among entries, Linear Algebra Appl. 373 (2003), 89-99. G.-S. Cheon, S.-G. Hwang, S.-H. Rim and S.-Z. Song, Extremes of permanents of (0,1)-matrices, Linear Algebra Appl. 373 (2003), 197-210. G.-S. Cheon, S.-G. Hwang, S.-H. Rim, B. L. Shader and S.-Z. Song, Sparse orthogonal matrices, Linear Algebra Appl. 373 (2003), 211-222. G.-S. Cheon, S.-G. Hwang, B. L. Shader and S.-Z. Song, Permanents of woven matrices, Linear Algebra Appl. 364 (2003), 223-233. G.-S. Cheon, A note on the Bernoulli and Euler polynomials, Appl. Math. Lett. 16 (2003), 365-368. G.-S. Cheon, S.-G. Hwang and S.-Z. Cong, Rook polynomials to and from permanents, Discrete Math. 264 (2003), 25-36. G.-S. Cheon and J.-S. Kim, Factorial Stirling matrix and related combinatorial sequences, Linear Algebra Appl. 357 (2002), 247-258. G.-S. Cheon and J.-S. Kim, Stirling matrix via Pascal matrix, Linear Algebra Appl. 329 (2001), 49-59. G.-S. Cheon and B. L. Shader, Sparse orthogonal matrices and the Haar wavelet, Discrete Appl. Math. 101 (2000), 63-76. G.-S. Cheon and B. L. Shader, Sparsity of orthogonal matrices with restrictions, Linear Algebra Appl. 306 (2000), 33-44. G.-S. Cheon and B. L. Shader, How Sparse Can a Matrix with Orthogonal Rows Be?, J. Comb. Theory A 85 (1999), 29-40. G.-S. Cheon and S.-Z. Song, On the extreme points of the majorization polytope $\Omega3(\text{y}\prec\text{x})$, 269 (1998), 47-52. G.-S. Cheon and S.-G. Hwang, Maximization of a matrix function related to the Dittert conjecture, Linear Algebra Appl. 165 (1992), 153-165.