MYSTKOWSKA-WIERTELAK, Anna; PAWLAK, Mirosław. Fluctuations in Learners’ Willingness to Communicate during Communicative Task Performance: Conditions and Tendencies. Research in Language, Poland, v. 12, n. 3, p. 245–260, 2014. DOI: 10.2478/rela-2014-0019. Disponível em: https://www.czasopisma.uni.lodz.pl/research/article/view/6404. Acesso em: 25 may. 2026.