@article{Advice12,
  title = {Real Computation with Least Discrete Advice},
  pages = {1108--1139},
  author = {Martin Ziegler},
  journal = {Annals of Pure and Applied Logic},
  subtitle = {A Complexity Theory of Nonuniform Computability with Applications
              to Effective Linear Algebra},
  volume = {163},
  year = {2012},
}