Zambrano, Cesar H., Carlos A. Manzano, Andrea S. Saltos, Eric E. Dueno, and Matthew Zeller. “Synthesis of 2,8,14,20-Tetra-N-butylpyrogallol[4]arene and Computational Study Conformational”. ACI Avances en Ciencias e Ingenierías 2, no. 2 (June 1, 2010). Accessed July 22, 2024. https://revistas.usfq.edu.ec/index.php/avances/article/view/22.