Villalobos-González, Wendy, José Sibaja-Brenes, José Mora-Barrantes, and Benjamín Álvarez-Garay. “Environmental Impact Assessment of a Graphic Company That Uses Offset Lithographic Printing”. Uniciencia 35, no. 1 (January 31, 2021): 367-383. Accessed May 16, 2021. https://www.revistas.una.ac.cr/index.php/uniciencia/article/view/14486.