PLEBANKIEWICZ, Edyta; LEŚNIAK, Agnieszka. Overhead costs and profit calculation by Polish contractors. Technological and Economic Development of Economy, [S. l.], v. 19, n. 1, p. 141–161, 2013. DOI: 10.3846/20294913.2012.763008. Disponível em: https://journals.vilniustech.lt/index.php/TEDE/article/view/4235. Acesso em: 15 may. 2025.