Columbia subject headings:
Grammar, Comparative and general--Deixis--Congresses.
Grammar, Comparative and general--Temporal constructions--Congresses.
Semantics--Congresses.
Harvard subject headings:
Grammar, Comparative and general--Deixis--Congresses.
Grammar, Comparative and general--Temporal constructions--Congresses.
Semantics--Congresses
Princeton subject headings:
Grammar, Comparative and general--Temporal constructions.
Grammar, Comparative and general--Tense.