Reprinted as Chapter 9 in Knuth, Donald E. (2000). Selected Papers on Analysis of Algorithms. Stanford, California: Center for the Study of Language and Information - CSLI Lecture Notes, no. 102. OCLC222512366. 1-57586-212-3. Архивирано из оригинала 01. 12. 2010. г. Приступљено 30. 05. 2013.
Reprinted as Chapter 9 in Knuth, Donald E. (2000). Selected Papers on Analysis of Algorithms. Stanford, California: Center for the Study of Language and Information - CSLI Lecture Notes, no. 102. OCLC222512366. 1-57586-212-3. Архивирано из оригинала 01. 12. 2010. г. Приступљено 30. 05. 2013.
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Edwards, D.J. & Hart, T.P. (4. 12. 1961). „The Alpha–beta Heuristic (AIM-030)”. Massachusetts Institute of Technology. Приступљено 21. 12. 2006.
Reprinted as Chapter 9 in Knuth, Donald E. (2000). Selected Papers on Analysis of Algorithms. Stanford, California: Center for the Study of Language and Information - CSLI Lecture Notes, no. 102. OCLC222512366. 1-57586-212-3. Архивирано из оригинала 01. 12. 2010. г. Приступљено 30. 05. 2013.
Reprinted as Chapter 9 in Knuth, Donald E. (2000). Selected Papers on Analysis of Algorithms. Stanford, California: Center for the Study of Language and Information - CSLI Lecture Notes, no. 102. OCLC222512366. 1-57586-212-3. Архивирано из оригинала 01. 12. 2010. г. Приступљено 30. 05. 2013.
Reprinted as Chapter 9 in Knuth, Donald E. (2000). Selected Papers on Analysis of Algorithms. Stanford, California: Center for the Study of Language and Information - CSLI Lecture Notes, no. 102. OCLC222512366. 1-57586-212-3. Архивирано из оригинала 01. 12. 2010. г. Приступљено 30. 05. 2013.