Limpo, Teresa, and Rui A. Alves. “Relating Beliefs in Writing Skill Malleability to Writing Performance: The Mediating Role of Achievement Goals and Self-Efficacy”. Journal of Writing Research, vol. 9, no. 2, Oct. 2017, pp. 97-125, https://doi.org/10.17239/jowr-2017.09.02.01.