Bustamante-Sánchez, Marcia, Ana Rosa Lazo-Fraga, Marcia Viltres-Portales, Mónica González-Quintela, Gabriela Sánchez-Díaz, Alicia Díaz-García, and Osvaldo Estévez-Hernández. 2021. “Thiourea Derivatives As Receptors in Pb(II) Sensors: Theoretical and Experimental Description”. Revista Cubana De Química 33 (2):91-112. https://cubanaquimica.uo.edu.cu/index.php/cq/article/view/5178.