RUPIK, K.; ŻYMINKOWSKI, T. Analytical and Behavioural Elements of Marketing Planning Model – Empirical Evidence from Polish Firms. International Journal of Economic Practices and Theories, [S. l.], v. 4, n. 5, p. 668-676, 2014. Disponível em: http://ijept.eu/index.php/ijept/article/view/Analytical_and_Behavioural_Elements_of_Marketing_Planning_Mode. Acesso em: 27 apr. 2025.