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) Ana I. Antón and Antonio J. Martínez-Murcia and Francisco Rodríguez-Valera,Sequence Diversity in the 16S–23S Intergenic Spacer Region (ISR) of the rRNA Operons in Representatives of the Escherichia coli ECOR Collection,Journal of Molecular Evolution,0022-2844,Springer Science and Business Media LLC,1998-07,47,1,62-72,https://cir.nii.ac.jp/crid/1360292620076836480,https://doi.org/10.1007/pl00006363