@article{oai:tamagawa.repo.nii.ac.jp:00000816,
 author = {菅原, 道夫},
 issue = {1},
 journal = {ミツバチ科学},
 month = {Jan},
 pages = {37--41},
 title = {ニホンミツバチの自然群とその生活　―大阪府東北部において―},
 volume = {19},
 year = {1998}
}