関係データベース管理システム (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "関係データベース管理システム" in Japanese language version.

refsWebsite
Global rank Japanese rank
2nd place
6th place
5th place
19th place
low place
low place

doi.org

  • Codd, E. F. (1970). “A relational model of data for large shared data banks”. Communications of the ACM 13 (6): 377–387. doi:10.1145/362384.362685. ISSN 00010782. 

houseabsolute.com

worldcat.org

search.worldcat.org

  • Codd, E. F. (1970). “A relational model of data for large shared data banks”. Communications of the ACM 13 (6): 377–387. doi:10.1145/362384.362685. ISSN 00010782.