An Improved Approximation Algorithm for Maximum Edge 2-Coloring in Simple Graphs. - Zhi-Zhong Chen; Ruka Tanahashi (AAIM, 2007)

An improved approximation algorithm for maximum edge 2-coloring in simple graphs. - Zhi-Zhong Chen; Ruka Tanahashi; Lusheng Wang 001 (J. Discrete Algorithms, 2008)

An improved randomized approximation algorithm for maximum triangle packing. - Zhi-Zhong Chen; Ruka Tanahashi; Lusheng Wang 001 (Discret. Appl. Math., 2009)

Approximating maximum edge 2-coloring in simple graphs via local improvement. - Zhi-Zhong Chen; Ruka Tanahashi (Theor. Comput. Sci., 2009)

Erratum to "An improved randomized approximation algorithm for maximum triangle packing" [Discrete Appl. Math. 157 (2009) 1640-1646] - Zhi-Zhong Chen; Ruka Tanahashi; Lusheng Wang 001 (Discret. Appl. Math., 2010)

A Deterministic Approximation Algorithm for Maximum 2-Path Packing. - Ruka Tanahashi; Zhi-Zhong Chen (IEICE Trans. Inf. Syst., 2010)