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2024, Vol. 45(22): 123-129    DOI: 10.13884/j.1003-3807hxjy.2024020058
Discovery of “Twin Elements” Praseodymium and Neodymium and the Development of Their Concepts
SHANG Xiao-Shuo, YUAN Zhen-Dong, LI Meng**
School of Chemistry and Chemical Engineering, Henan Normal University, Xinxiang 453007, China
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