Correa, J. de S., dos Santos, R. R., & Anaissi, F. J. (2018). Purification and Characterization of Colophony Extracted of Pinus elliottii (Engelm, var. elliottii). Orbital: The Electronic Journal of Chemistry, 10(3), 200-203. Retrieved from https://periodicos.ufms.br/index.php/orbital/article/view/16345