著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) BORBA EL,Temporal variation in pollinarium size after its removal in species of Bulbophyllum : a different mechanism preventing self-pollination in Orchidaceae,Plant Syst Evol,,,1999,217,,197-204,https://cir.nii.ac.jp/crid/1570572700713585280,