Hase, Yoshi Yuki. “Estud Sobre As Bandas Vibracionais De Estiramento C=O Dos Sistemas O=C-X-C=O”. Eclética Química 3, no. 1 (December 5, 1978): 47–53. Accessed June 19, 2025. https://revista.iq.unesp.br/ojs/index.php/ecletica/article/view/887.