If you want a good compilation of IAEA documents about the mid-1990s efforts to improve the safeguards system, you could do worse than “this report”:http://www.iaea.org/About/Policy/GC/GC39/GC39Documents/English/gc39-17_en.pdf from then-DG Hans Blix to the 1995 IAEA General Conference.
Here’s the table of contents:
bq.. Document GOV/2784: “Strengthening the effectiveness and improving the efficiency of the safeguards system: Programme 93 + 2 – A report by the Director General”
Statement regarding “Strengthening the effectiveness and improving the efficiency of the safeguards system: Programme 93 + 2” made by the Director General in his introductory statement at the March 1995 session of the Board of Governors
Discussion including decision on “Strengthening the effectiveness and improving the efficiency of the safeguards system: Programme 93 + 2 ” at the March 1995 session of the Board of Governors
Document GOV/2807: “Strengthening the effectiveness and improving the efficiency of the safeguards system : Proposals for a strengthened and more efficient safeguards system – A report by the Director General”
Statement regarding “Strengthening the effectiveness and improving the efficiency of the safeguards system: 93 + 2” made by the Director General in his introductory statement at the June 1995 session of the Board of Governors
Discussion including decision on “Strengthening the effectiveness and improving the efficiency of the safeguards system: Proposals for strengthened and more efficient safeguards system” at the June 1995 session of the Board of Governors