Columbia subject headings:
Harvard subject headings:
Historiometry--Congresses.
History--Methodology--Congresses
Machinery--History--Congresses.
Semiotics--Congresses.
Technology in art--Congresses.
Technology in literature--Congresses.
Technology--Congresses
Princeton subject headings:
Historiometry--Congresses.
History--Computer simulation--Congresses.
History--Mathematical models--Congresses.
History--Methodology--Congresses.
History--Research--Congresses.