Historical clue formulations

• ___ citato (in the work quoted: Lat.) — 2021-09-03
• ___ citato — 2009-05-15
• ___ citato — 2008-07-20
• ___ citato (footnote phrase) — 2003-12-07
• ___ citato — 2000-10-08
• ___ citato — 1998-08-22
• The "op." of op. cit — 1995-11-17