TRAVERS, N. L.; SMITH, B.; ELLIS, L.; BRADY, T.; FELDMAN, L.; HAKIM, K.; ONTA, B.; PANAYOTOU, M.; SEAMANS, L.; TREADWELL, A. Language of evaluation: How PLA evaluators write about student learning. The International Review of Research in Open and Distributed Learning, v. 12, n. 1, p. 80-95, 31 Jan. 2011.