VANDENHOEK, Tim. The Past Perfect in Corpora and EFL/ESL Materials . Research in Language, Poland, v. 16, n. 1, p. 113–133, 2018. DOI: 10.2478/rela-2018-0005. Disponível em: https://czasopisma.uni.lodz.pl/research/article/view/8059. Acesso em: 25 may. 2026.