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2. A strange application of Kolmogorov complexity;Hammer;Theory Comput. Syst.,1998
3. D. Hammer, Complexity Inequalities, Wissenschaft & Technik Verlag, Berlin, ISBN 3-89685-479-8, 1998, 143pp.
4. D. Hammer, A. Romashchenko, A. Shen, N. Vereshchagin, Inequalities for Shannon entropies and Kolmogorov complexities, Proceedings of CCC’97, Ulm. (See also: J. Comput. Syst. Sci. 60 (2000) 442–464.)
5. J. Llewellyn, J. Radhakrishnan, On Shearer's Lemma, personal communication.