Thu Ha, Nguyen, & Nguyen Hung Huy. " Synthesis and Structural Study on the Cd(II)-Gd(III) Mixed-Metal Complex Based on 2,6-pyridinedicarbonyl bis(N,N-diethylthiourea)." VNU Journal of Science: Natural Sciences and Technology [Online], (2025): n. pag. Web. 15 Jan. 2025