Ha, Phan, Hai, Nguyen, Hai, Nguyen, AND Hien, Dinh. " Synthesis, Structure and Luminescent Property of Heterometallic Ln(III)–K Complexes with 4,4,4–trifluoro–1–phenyl–1,3–butanedione Ligand" VNU Journal of Science: Natural Sciences and Technology [Online], Volume 41 Number 2 (12 May 2025)