Columbia subject headings:
Cats--Artificial insemination--Congresses.
Cats--Reproduction--Congresses.
Dogs--Artificial insemination--Congresses.
Dogs--Reproduction--Congresses.
Harvard subject headings:
Cats--Artificial insemination.
Cats--Reproduction.
Dogs--Artificial insemination.
Dogs--Reproduction.
Princeton subject headings:
Cats--Artificial insemination--Congresses.
Cats--Reproduction--Congresses.
Dogs--Artificial insemination--Congresses.
Dogs--Reproduction--Congresses.