Columbia subject headings:
Chemical literature--Periodicals.
Chemistry--Information services--Periodicals.
Communication in chemistry--Periodicals.
Electronic journals.
Harvard subject headings:
Chemical literature--Periodicals.
Chemistry--Information services--Periodicals.
Communication in chemistry--Periodicals.
Princeton subject headings:
Chemical literature--Periodicals.
Chemistry--Information services--Periodicals.
Communication in chemistry--Periodicals.
Periodicals.