A Formula for the Pell Sequence: 10663. - Emeric Deutsch; Harris Kwong; Cecil C. Rousseau; Paul K. Stockmeyer (Am. Math. Mon., 2000)

A Permanent Fixture: 10925. - David Callan; Harris Kwong (Am. Math. Mon., 2003)

Two determinants with Fibonacci and Lucas entries. - Harris Kwong (Appl. Math. Comput., 2007)

Prime Powers Dividing a Factorial: 11158. - David Beckwith; Harris Kwong (Am. Math. Mon., 2007)

Problem 11280. - Harris Kwong (Am. Math. Mon., 2007)

On friendly index sets of 2-regular graphs. - Harris Kwong; Sin-Min Lee; Ho Kuen Ng (Discret. Math., 2008)

Full friendly index sets of P2×Pn. - Wai Chee Shiu; Harris Kwong (Discret. Math., 2008)

A Vanishing Alternating Sum: 11212/11220. - David Beckwith; Harris Kwong; Rob Pratt; Nicholas Singer (Am. Math. Mon., 2008)

What We Mean, Not What We Say: 11280. - Harris Kwong; et al. (Am. Math. Mon., 2008)

An algebraic approach for finding balance index sets. - Wai Chee Shiu; Harris Kwong (Australas. J Comb., 2009)

On Balance Index Sets of Rooted Trees. - Harris Kwong (Ars Comb., 2009)

The Determinant of a Spiral Matrix: 11270 [2007, 78]. - Sergey Sadov; Harris Kwong (Am. Math. Mon., 2009)

On uniformly balanced graphs. - Harris Kwong; Sin-Min Lee; Sheng-Ping Bill Lo; Hsin-Hao Su; Yung-Chin Wang (Australas. J Comb., 2012)

A Combinatorial Interpretation of the Catalan and Bell Number Difference Tables. - Jocelyn Quaintance; Harris Kwong (Integers, 2013)

An Alternate Proof of Sury's Fibonacci-Lucas Relation. - Harris Kwong (Am. Math. Mon., 2014)

A Conjecture on the Number of Hamiltonian Cycles on Thin Grid Cylinder Graphs. - Olga Bodroza-Pantic; Harris Kwong; Milan Pantic (Discret. Math. Theor. Comput. Sci., 2015)

On Certain Sums of Stirling Numbers with Binomial Coefficients. - H. W. Gould; Harris Kwong; Jocelyn Quaintance (J. Integer Seq., 2015)

Some new characterizations of Hamiltonian cycles in triangular grid graphs. - Olga Bodroza-Pantic; Harris Kwong; Milan Pantic (Discret. Appl. Math., 2016)

A limit conjecture on the number of Hamiltonian cycles on thin triangular grid cylinder graphs. - Olga Bodroza-Pantic; Rade Doroslovacki; Harris Kwong; Milan Pantic (Discuss. Math. Graph Theory, 2018)