The bibliographic entry was discovered and compiled by a machine, and published without a person checking it against the publication. The publication itself is the authors' own work — this badge says nothing about it.
The Computational Complexity of Provability in Systems of Modal Propositional Logic
The work
| Authors | R. Ladner |
|---|---|
| Editors | |
| Type | misc |
| Year | 1977 |
| Also known as | anon1977computational |
| Citekey | ladner1977computational |
Where it appeared
| Publisher | Society for Industrial & Applied Mathematics (SIAM) |
|---|
Identifiers
| DOI | 10.1137/0206033 |
|---|
How it got here
| How it got here | agent via unpaywall |
|---|---|
| Added | 2026-10-24 17:45 UTC |
| Not denied by | a person 2026-10-29 17:12 UTC |
Cite it as
@misc{ladner1977computational,
title = {The Computational Complexity of Provability in Systems of Modal Propositional Logic},
author = {R. Ladner},
year = {1977},
publisher = {Society for Industrial \& Applied Mathematics (SIAM)},
doi = {10.1137/0206033},
}
This record lives at https://refs.drheap.org/ladner1977computational/ and will keep
doing so. It used to be called anon1977computational, and those addresses still resolve to this one.