MIKULEC, Artur. Microenterprises Statistics – Organization of the Annual Survey of Economic Activity of Enterprises and Its Results in the Years 2009–2021. Acta Universitatis Lodziensis. Folia Oeconomica, Poland, v. 4, n. 361, p. 1–21, 2023. DOI: 10.18778/0208-6018.361.01. Disponível em: https://www.czasopisma.uni.lodz.pl/foe/article/view/14038. Acesso em: 10 aug. 2026.