Trautwein, M. H., Adriaans, P. W., & Vervoort, M. R. (2000). Towards high speed grammar induction on large text corpora. Lecture Notes in Computer Science, 1963, 173-186.
de Haas, E., & Adriaans, P. W. (2000). Grammar induction as substructural inductive logic programming. Lecture Notes in Computer Science, 1925, 127-142.
de Haas, E., & Adriaans, P. W. (2000). Learning from a substructural perspective. In Proceedings of the fourth Conference on Computational Natural Language Learning and of the Second Language Learning in Logic Workshop (pp. 176-183)