Columbia subject headings:
Mechanical engineering--Congresses.
Power (Mechanics)--Congresses.
Production engineering--Congresses.
Harvard subject headings:
Mechanical engineering--Congresses
Mechanical engineering--Periodicals
Power (Mechanics)--Congresses
Power (Mechanics)--Periodicals
Production engineering--Congresses.
Production engineering--Periodicals.
Princeton subject headings:
Mechanical engineering--Periodicals.
Periodicals.
Power (Mechanics)--Periodicals.