Correa, J. de S., dos Santos, R.R. and Anaissi, F.J. (2018) “Purification and Characterization of Colophony Extracted of Pinus elliottii (Engelm, var. elliottii)”, Orbital: The Electronic Journal of Chemistry, 10(3), pp. 200–203. Available at: https://periodicos.ufms.br/index.php/orbital/article/view/16345 (Accessed: 31 January 2026).