Bustamante-Sánchez, M. (2021) “Thiourea derivatives as receptors in Pb(II) sensors: theoretical and experimental description”, Revista Cubana de Química, 33(2), pp. 91–112. Available at: https://cubanaquimica.uo.edu.cu/index.php/cq/article/view/5178 (Accessed: 10 November 2026).