PHOSPHOTUNGSTIC ACID SUPPORTED ON ACID-LEACHED POROUS KAOLIN FOR FRIEDEL-CRAFTS ACYLATION OF ANISOLE. Jurnal Teknologi, [S. l.], v. 76, n. 13, 2015. DOI: 10.11113/jt.v76.5819. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/5819.. Acesso em: 26 jun. 2024.