@article{Barmpalias2012MeasureCuppingTuring,
  year      = 2012,
  publisher = {AMS},
  volume    = {140},
  number    = {10},
  pages     = {3607--3622},
  author    = {G. Barmpalias and A. E. M. Lewis},
  title     = {Measure and cupping in the Turing degrees},
  journal   = {Proc. Amer. Math. Soc.},
}