1. Exact learning of read-twice DNF formulas;Aizenstein,1991
2. Exact learning of read-k disjoint DNF and not-so-disjoint DNF;Aizenstein,1992
3. Learning k-term DNF formulas using queries and counterexamples;Angluin,1987
4. Learning regular sets from queries and counterexamples;Angluin;Inform. and Comput.,1987
5. Queries and concept learning;Angluin;Machine Learning,1988