Inoue, Kenichiro, Shoichi Somekawa, Tsutomu Shinoda, Hiroyuki Fujiwara, and Yoshimasa Kawami. “Regeneration of Co3O4-CeO2 Catalyst Used for Odor Elimination in an Offset Printing Factory”. Journal of Current Science and Technology 8, no. 1 (February 18, 2023): 51–55. Accessed May 19, 2024. https://ph04.tci-thaijo.org/index.php/JCST/article/view/487.