Genome-wide characterization of the GRF family and their roles in response to salt stress in Gossypium oleh Jun-Feng Cao, Jin-Quan Huang, Xia Liu, Chao-Chen Huang, Zi-Shou Zheng, Xiu-Fang Zhang, Xiao-Xia Shangguan, Ling-Jian Wang, Yu-Gao Zhang, Jonathan F. Wendel, Corrinne E. Grover, Zhi-Wen Chen