Kruaehong*, T., Sujinnapram, S., Udomsamuthirun, P., Nilkamjon, T. and Ratreng, S. 2018. The Effect of Ti-doped on the Structure of Y134 and Y257 Superconductors. CURRENT APPLIED SCIENCE AND TECHNOLOGY. 18, 3 (Nov. 2018), 126–132.