1. U. Hullmeine, W. Kappus, J. Schulz, E. Voss and A. Winsel, Prog. Rep. No. 2, LE-277 ILZRO, June 1, 1978 – Dec. 31, 1978.
2. U. Hullmeine, W. Kappus, J. Schulz, E. Voss and A. Winsel, Prog. Rep. No. 4, LE-277 ILZRO, June 1, 1979 – Dec. 31, 1979.
3. U. Hullmeine, W. Kappus, J. Schulz, E. Voss and A. Winsel, Prog. Rep. No. 5, LE-277 ILZRO, Jan. 1, 1980 – May 31, 1980.
4. U. Hullmeine, W. Kappus, E. Voss and A. Winsel, Prog. Rep. No. 6, LE-277 ILZRO, June 1, 1980 – Dec. 31 1980.