M. O. Han, J. A. Chun, J. W. Lee and C. H. Chung, “Effects of Permanent Waving on Changes of Protein and Physicomorphological Properties in Human Hair,” Journal of Cosmetic Science, Vol. 59, No. 3, 2008, pp. 203-215.
 Z. Wang, X. Ren, D. Wang, Y. Guan and L. Xeia, “Effects of Thioglycolic Acid on Parthenogenetic Activation of Xenopus Oocytes,” PLos One, Vol. 6, 2011, Article ID: e16220. doi:10.1371/ journal.pone.0016220
 K. Suzuta, S. Ogawa, Y. Takeda and K. Kaneyama, “Intermolecular Disulfide Cross-Linked Structural Changes Induced by Permanent Wave Treatment of Human Hair with Thioglycolic Acid,” Journal of Cosmetic Science, Vol. 63, No. 2, 2012, pp. 177-196.
 Y. Lee, Y. D. Kim, H. J. Hyun, L. Pi, X. Jin and W. S. Lee, “Hair Shaft Damage from Heat and Drying Time of Hair Dryer,” Annals of Dermatology, Vol. 23, No. 4, 2011, pp. 455-462. doi:10.5021/ ad.2011.23.4.455