H. M. Naseer Cheema, A. Bashir, A. Khatoon, N. Iqbal, Y. Zafar, and K. . A. Malik, “Molecular characterization and transcriptome profiling of expansin genes isolated from Calotropis procera fibers”, Electron. J. Biotechnol., vol. 13, no. 6, pp. 0–0, Dec. 2010.