In-Tak Cho, Jun-Mo Park, W. S. Cheong, C. S. Hwang, H. I. Kwon, I. H. Cho, Byung-Gook Park, Hyungcheol Shin, and Jong-Ho Lee, “Effect of light illumination on the low-frequency noises in amorphous-IGZO TFTs,” IEEE International Symposium on the Physical and Failure Analysis of Integrated Circuits, pp. 418-421, Jul. 2011