ELA articles which reference this paper are

Bolian Liu; Liu Mu-huo; Zhifu You
Erratum to "A note on the largest eigenvalue of non-regular graphs",
Electron. J. Linear Algebra 18 (2009), 64-68.

Bolian Liu; Yufei Huang; Zhifu You
On λ₁-extremal non-regular graphs,
Electron. J. Linear Algebra 18 (2009), 735-744.