A Note on Direct Sums of Friedbergnumberings

Martin Kummer. A Note on Direct Sums of Friedbergnumberings. Journal of Symbolic Logic, 54(3):1009-1010, 1989.

@article{Kummer89,
  title = {A Note on Direct Sums of Friedbergnumberings},
  author = {Martin Kummer},
  year = {1989},
  researchr = {https://researchr.org/publication/Kummer89},
  cites = {0},
  citedby = {0},
  journal = {Journal of Symbolic Logic},
  volume = {54},
  number = {3},
  pages = {1009-1010},
}