BRAKEL, Jan van den. Sampling and estimation techniques for the implementation of new classification systems: the change-over from NACE Rev. 1.1 to NACE Rev. 2 in business surveys. Survey Research Methods, [S. l.], v. 4, n. 2, p. 103–119, 2010. DOI: 10.18148/srm/2010.v4i2.2354. Disponível em: https://ojs.ub.uni-konstanz.de/srm/article/view/2354. Acesso em: 25 apr. 2024.