1. Structure Theorems for Group Ring Codes with an Application to Self-Dual Codes

   • G. Hughes

   OriginalPaper Pages: 5 - 14

2. Trellis Structure and Higher Weights of Extremal Self-Dual Codes

   • Houshou Chen
   • John T. Coffey

   OriginalPaper Pages: 15 - 36

3. On the Internal Nuclei of Sets in PG(n,q), q is Odd

   • István Kovács

   OriginalPaper Pages: 37 - 42

4. Maximal Weight Divisors of Projective Reed-Muller Codes

   • Chris Boner

   OriginalPaper Pages: 43 - 47

5. On the Composition of Matroids and Ideal Secret Sharing Schemes

   • Siaw-Lynn Ng
   • Michael Walker

   OriginalPaper Pages: 49 - 67

6. Generalized Steiner Systems GS(2, 4, v, 2) with v a Prime Power ≡ 7 (mod 12)

   • D. Wu
   • L. Zhu

   OriginalPaper Pages: 69 - 80

7. True Dimension of Some Binary Quadratic Trace Goppa Codes

   • P. Véron

   OriginalPaper Pages: 81 - 97

8. The Invariants of the Clifford Groups

   • Gabriele Nebe
   • E. M. Rains
   • N. J. A. Sloane

   OriginalPaper Pages: 99 - 122