Answer:

idem

Answer	Crossword Clue
IDEM	As mentioned
IDEM	As mentioned before
IDEM	Part of i.e.

IDEM	The same, to Seneca
IDEM	Footnote word
IDEM	Footnote note
IDEM	Word in a footnote
IDEM	The same
IDEM	Same as mentioned
IDEM	Abbr. seen in Bartlett's
IDEM	Footnote pronoun

IDEM	Research paper word
IDEM	The same as before, in footnotes
IDEM	Bibliography word
IDEM	The same as before, in papers
IDEM	As above, in footnotes
IDEM	Footnote notation
IDEM	Same as previously mentioned
IDEM	Bibliography word meaning "the same as previously mentioned"

IDEM	Latin "ditto"
IDEM	"Ditto," in footnotes
IDEM	The same, in a bibliography
IDEM	The same, in footnotes
IDEM	Footnoter's "same"
IDEM	Same as above, in footnotes
IDEM	Likewise in a footnote
IDEM	Same

IDEM	As previously mentioned, in footnotes
IDEM	Footnote abbr.
IDEM	Same as previously given, in footnotes
IDEM	Bibliography note
IDEM	The same as before
IDEM	As above
IDEM	Same: Latin.
IDEM	The same: Latin.

IDEM	The same as above.
IDEM	The same.
IDEM	Same.
IDEM	Relative of ibidem.
IDEM	Footnote word.