Disambiguation evidence for PM via surface form

"PM"

Triples (3)

Triples where some other subject referred to this entity as "PM".

Principia Mathematica → abbreviation →
"PM"
↳ resolves to PM
ⓘ
Powell–Mason line → shortName →
"PM"
↳ resolves to PM
ⓘ
Principia Mathematica → hasAbbreviation →
"PM"
↳ resolves to PM
ⓘ
linked to: PM