@misc{oai:tsukuba.repo.nii.ac.jp:00010962,
 author = {Tumanda, Fe P.},
 month = {},
 note = {1991, 【要旨】},
 title = {Permian to Jurassic radiolarian biostratigraphy of Busuanga Island, Palawan, Philippines},
 year = {1992}
}