1. D. Allemang: Understanding Programs as Devices, PhD Thesis, The Ohio State University (1990)
2. L. Baker, A.L. Brown: Metacognitive skills of reading. In: D. Pearson (ed.): A Handbook of reading research, New York: Longman (1984)
3. A. Barr: Meta-Knowledge and Cognition. Proceedings of the Sixth International Joint Conference on AI 31:33 (1979)
4. B. Chandrasekaran: Towards a functional architecture for intelligence based on generic information processing tasks. In Proceedings of Tenth International Joint Conference on Artificial Intelligence, 1183–1192, Milan (1987)
5. B. Chandrasekaran: Task Structures, Knowledge Acquisition and Machine Learning. Machine Learning 4:341–347 (1989)