Similar to NCID_(識別子)
ACM DL (識別子)
ACM Digital LibraryAdmiralty (識別子)
Admiralty numberAGSA (識別子)
ArXiv (識別子)
ASIN (識別子)
Autores.uy (識別子)
Bibcode (識別子)
BioRxiv (識別子)
BNE (識別子)
BNE (identifier)BNF (識別子)
BNF (identifier)Botanist (識別子)
CCG (識別子)
CCG (identifier)CiNii (識別子)
CiNii (identifier)CWGC (識別子)
CWGC (identifier)DBLP (識別子)
Doi (識別子)
EISSN (識別子)
GND (identifier)
GND (識別子)
GND (identifier)Google Scholar (識別子)
Google Scholar (identifier)Grammy (識別子)
Grammy (identifier)Hdl (識別子)
HDS (識別子)
IAAF (識別子)
IAAF (identifier)IEU (識別子)
Internet Encyclopedia of UkraineISBN (identifier)
ISBN (識別子)
ISMN (識別子)