Rodrigues, Flávia Chaves Valentim, Luis Fernando Zulietti, and Monica Franchi Carniello. “Use of Marketing Research by Advertising Agencies of Vale Do Paraíba - SP”. Comunicação & Informação 16, no. 1 (September 24, 2013): 50–66. Accessed December 5, 2025. https://revistas.ufg.br/ci/article/view/24606.