Olavarrieta S., Sergio, and Roberto Friedmann. “Logo Selection and Modification Guidelines: An Empirical International Validation in Chile”. Estudios de Administración 14, no. 1 (June 30, 2007): 1–21. Accessed April 29, 2024. https://estudiosdeadministracion.uchile.cl/index.php/EDA/article/view/56416.