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) FELIPE-PEREZ YE,Viability of fresh and frozen bull sperm compared by two staining techniques,Acta Veterinaria Brasilica,,,2008,2,,123-130,https://cir.nii.ac.jp/crid/1572824499144256640,