ib·id /ˈɪbɪd/ (also ibidem /ˈɪbɪdem, ɪˈbaɪdem/)adverbadv
SAMEused in formal writing to mean from the same book, writer, or article as the one that has just been mentioned 出处同前〔用于正式书面文体，表示源自刚提及的同一本书、同一位作者或同一篇文章〕
From Longman Business Dictionary
ibidib·id /ˈɪbɪd/written abbreviation ib
used to explain that something is from the same book or article as the one that has just been mentionedSYN id
These data are reflected in the estimates (ibid. p. 7).