Columbia subject headings:
Marine algae--Economic aspects--Congresses.
Marine ecology--Turkey--Congresses.
Posidonia oceanica--Turkey--Congresses.
Harvard subject headings:
Marine algae--Economic aspects--Congresses.
Marine ecology--Turkey--Congresses.
Posidonia oceanica--Turkey--Congresses.
Princeton subject headings:
Marine algae--Economic aspects--Congresses.
Marine ecology--Turkey--Congresses.
Posidonia oceanica--Turkey--Congresses.