1985 to 1989

8

D.L. Kreher, An Incidence Algebra for Combinatorial Designs with Automorphisms, Journal of Combinatorial Theory Series A Vol. 42, No 2. July 1986 239-251.

9

D.L. Kreher and S. P. Radziszowski, Finding Simple -Designs by Using Basis Reduction, Congressus Numerantium Proceedings of the 17-th Southeastern Conference on Combinatorics, Graph Theory and Computing 55 (1986) 235-244.

10

D.L. Kreher and S. P. Radziszowski, The Existence of Simple 6-(14,7,4) Designs Journal of Combinatorial Theory Series A 43 , No. 2 (1986) 237-243.

11

D.L. Kreher and S. P. Radziszowski, Search Algorithm for Ramsey Graphs by Union of Group Orbits, Journal of Graph Theory 12 No. 1 (1987) 59-72.

12

D.L. Kreher and S. P. Radziszowski, Simple 5-(28,6,) Designs from PSL, Annals of Discrete Mathematics 34, special volume on Combinatorial Design Theory dedicated to Alexander Rosa (edited by C.J. Colbourn and R.A. Mathon) North-Holland Mathematics Studies 149 (1987) 315-318.

13

D.L. Kreher and S. P. Radziszowski, New -Designs Found by Using Basis Reduction, Congressus Numerantium 59 (1987) 155-164.

14

D.L. Kreher and S. P. Radziszowski, Solving Subset-Sum Problems with the L Algorithm, Journal of Combinatorial Mathematics and Combinatorial Computing 3 (1988) 49-63.

15

D.L. Kreher and S. P. Radziszowski, On (3,k) Ramsey Graphs: Theoretical and Computational Results, Journal of Combinatorial Mathematics and Combinatorial Computing 4 (1988) 37-52.

16

D.L. Kreher and S. P. Radziszowski, Upper Bounds for Some Ramsey Numbers R(3,k) Journal of Combinatorial Mathematics and Combinatorial Computing 4 (1988) 207-212.

17

D.L. Kreher and S. P. Radziszowski and W. Li, Lower bounds for Multi-color Ramsey Numbers From Group Orbits, Journal of Combinatorial Mathematics and Combinatorial Computing 4 (1988) 87-96.

18

D. de Caen, D.L. Kreher and J. Wiseman, On Constructive Upper Bounds for the Turán numbers , Congressus Numerantium 65 (1988) 277-280

19

D.L. Kreher, A Generalization of Connors Inequality, Journal of Combinatorial Theory Series A 50 (1989) 259-268.

20

P. Horak, D.L. Kreher and A. Rosa, Jointly Extendible Latin Rectangles, Utilitas Mathematica 36 (1989) 193-195.

21

D.L. Kreher, E.S. Kramer, R.Rees and D.R. Stinson, On perpendicular arrays with , Ars Combinatoria 28 (1989) 215-223.