Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) LANGDON CJ,"Utilization of detritus and bacteria as food sources by two bivalve suspension-feeders, the oyster Crassostrea virginica and the mussel Geukensia demissa",Mar Ecol Prog Ser,,,1990,58,,299-310,https://cir.nii.ac.jp/crid/1572543024163977984,