Some Nondistributive Lattices as Initial Segments of the Degrees of Unsolvability

Manuel Lerman. Some Nondistributive Lattices as Initial Segments of the Degrees of Unsolvability. Journal of Symbolic Logic, 34(1):85-98, 1969.

@article{Lerman69,
  title = {Some Nondistributive Lattices as Initial Segments of the Degrees of Unsolvability},
  author = {Manuel Lerman},
  year = {1969},
  researchr = {https://researchr.org/publication/Lerman69},
  cites = {0},
  citedby = {0},
  journal = {Journal of Symbolic Logic},
  volume = {34},
  number = {1},
  pages = {85-98},
}