b Rosa Karine Chagasa, THE SIGNIFICANCE OF NATURAL PIGMENTS USAGE TO PRODUCE INDUSTRIAL PAINTS: A SYSTEMATIC REVIEW, Blucher Engineering Proceedings, Volume 7, 2020, Pages 1028-1036, ISSN 23577592, http://dx.doi.org/10.5151/siintec2020-113 (www.proceedings.blucher.com.br/article-details/carta-chairs-sigradi-2020) Palavras-chave:: ;