Bernardo, C. H. C., Braga Júnior, S. S., Marques, M. D., Gomes, S. C. V., & Queiroz, T. R. (2015). Perception of farmers Tupã, SP, on the communication process to implement the reverse logistics of empty pesticide containers. Observatory Journal, 1(3), 242–270. https://doi.org/10.20873/uft.2447-4266.2015v1n3p242