@article{KoerKoh:14,
  year = 2014,
  volume = 35,
  journal = {Numerical Functional Analysis and Optimization},
  author = {K\"ornlein, Daniel and Kohlenbach, Ulrich},
  pages = {20-31},
  title = {Rate of metastability for {B}ruck's iteration of pseudocontractive
           mappings in {H}ilbert space},
}