Araya Mungchamnankit และ Suwimon Nualpralaksana. (2019) The change of crystal field of Gd3+ in natural zircon with heat treatment in oxidizingand reducing atmospheres monitored by ESR spectroscopy. <i>JOURNAL OF CURRENT SCIENCE AND TECHNOLOGY</i>, <i>9</i>(2), 141-147.Araya Mungchamnankit และ Suwimon Nualpralaksana. "The change of crystal field of Gd3+ in natural zircon with heat treatment in oxidizingand reducing atmospheres monitored by ESR spectroscopy". JOURNAL OF CURRENT SCIENCE AND TECHNOLOGY 9 (2019):141-147.Araya Mungchamnankit และ Suwimon Nualpralaksana. The change of crystal field of Gd3+ in natural zircon with heat treatment in oxidizingand reducing atmospheres monitored by ESR spectroscopy. Rangsit University:ม.ป.ท. 2019.