@article{oai:kanazawa-u.repo.nii.ac.jp:00012860,
 author = {Iwatsubo, Yoshikane and Naruhashi, Naohiro},
 issue = {2},
 journal = {植物地理・分類研究 = The journal of phytogeography and toxonomy},
 month = {Dec},
 pages = {185--190},
 title = {Karyotypes of tetraploid Rubus parvifolius and octoploid R. rugosus（Rosaceae）},
 volume = {52},
 year = {2004}
}