A. L. Santos et al., "Jask: Generation of questions about learners’ code in Java", in ITiCSE '22: Proc. of the 27th ACM Conf. on on Innovation and Technology in Computer Science Education, Brett A. Becker, Keith Quille, Mikko-Jussi Laakso,, Ed., Dublin, Association for Computing Machinery, 2022, vol. 1, pp. 117-123