Natthakrij Nipanutiyan, and Kaito Takahashi. “Is Change of Spin State Critical for 3d Transition Metal Carbon Monoxide Bonding?”. Science & Technology Asia 30, no. 3 (September 29, 2025): 120–127. accessed December 7, 2025. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/261521.