Genetic Programming Bibliography entries for Yi Liu2

up to index Created by W.Langdon from gp-bibliography.bib Revision:1.8620

GP coauthors/coeditors: Muhammad Iqbal, Isidro Alvarez, Will N Browne, Bing Xue, Shaolin Wang, Haoyang Che, He Jiang, Yi Mei, Ying Gu,

Genetic Programming conference papers by Yi Liu2