Y. Yamaguchi, “Teachability and Learnability across Languages Edited by Ragnar Arntzen, Gisela Håkansson, Arnsterie Hjelde, and Jörg-U. Keßler (2019)”, ISLA, vol. 6, no. 2, pp. 265–268, Aug. 2022, doi: 10.1558/isla.21786.