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) SHI D. S.,Effects of bulls on fertilization of bovine oocytes and their subsequent development in vitro,Theriogenology,,,1990,30,,324(abstr),https://cir.nii.ac.jp/crid/1571135649901774464,