@misc{oai:tsukuba.repo.nii.ac.jp:00010941,
 author = {Shei, Ping and 謝, 平},
 month = {},
 note = {1988, 【要旨】},
 title = {Trophic relationships in the planktonic community in a small, eutrophic fish-free pond},
 year = {1989}
}