Rupert Hölzl, Paul Shafer. Universality, optimality, and randomness deficiency. Annals of Pure and Applied Logic, 166(10):1049-1069, 2015. [doi]
@article{HolzlS15, title = {Universality, optimality, and randomness deficiency}, author = {Rupert Hölzl and Paul Shafer}, year = {2015}, doi = {10.1016/j.apal.2015.05.006}, url = {http://dx.doi.org/10.1016/j.apal.2015.05.006}, researchr = {https://researchr.org/publication/HolzlS15}, cites = {0}, citedby = {0}, journal = {Annals of Pure and Applied Logic}, volume = {166}, number = {10}, pages = {1049-1069}, }