David P. Helmbold, Robert H. Sloan, Manfred K. Warmuth. Learning Nested Differences of Intersection-Closed Concept Classes. In COLT. pages 41-56, 1989. [doi]
@inproceedings{HelmboldSW89, title = {Learning Nested Differences of Intersection-Closed Concept Classes}, author = {David P. Helmbold and Robert H. Sloan and Manfred K. Warmuth}, year = {1989}, url = {http://portal.acm.org/citation.cfm?id=93335.93341}, researchr = {https://researchr.org/publication/HelmboldSW89}, cites = {0}, citedby = {0}, pages = {41-56}, booktitle = {COLT}, }