How much partiality is needed for a theory of computability?

Dieter Spreen. How much partiality is needed for a theory of computability?. Computability, 12(4):371-426, 2023. [doi]

@article{Spreen23,
  title = {How much partiality is needed for a theory of computability?},
  author = {Dieter Spreen},
  year = {2023},
  doi = {10.3233/COM-230463},
  url = {https://doi.org/10.3233/COM-230463},
  researchr = {https://researchr.org/publication/Spreen23},
  cites = {0},
  citedby = {0},
  journal = {Computability},
  volume = {12},
  number = {4},
  pages = {371-426},
}