1. M. Baker, II-VI narrow bandgap semiconductors: optoelectronics, in Springer Handbook of Electronic and Photonic Materials. ed. by S. Kasap, P. Capper (Springer, Cham, 2017)
2. A. Yoshikawa, H. Matsunami, Y. Nanishi, Development and applications of wide bandgap semiconductors, in Wide Bandgap Semiconductors. ed. by K. Takahashi, A. Yoshikawa (Springer, Berlin, 2007)
3. S. B. Shiva Prasaath, S. U. Rani. (2019). Int. J. Adv. Res. Ideas Innov. Technol. 5(2), 1118–1122.
4. R. Sankar, B.S. Savitree, A. Abdeljalil, K. Holger, Crystal structures, electronic structures, and physical properties of Tl4MQ4 (M = Zr or Hf; Q = S or Se). Inorg. Chem. 50(1), 245–249 (2011)
5. K. Kurosaki, A. Kosuga, H. Muta, M. Uno, S. Yamanaka, Appl. Phys. Lett. 87, 061919/1-061919/3 (2005)