Muchnik An., Romashchenko A., Shen A., Vereshchagin N. Upper Semilattice of Binary Strings with the Relation "x is Simple Conditional to y". Proceedings of the 14th Annual IEEE Conference on Computational Complexity, 4-6 May 1999, Atlanta, Georgia, USA. IEEE Computer Society. 114-121.
| Authors: Muchnik An., Romashchenko A., Shen A., Vereshchagin N. |