1. Design of Geometric Molecular Bonds
2. Geometric Orthogonal Codes of Size Larger Than Optical Orthogonal Codes
3. Geometric orthogonal codes and geometrical difference packings
4. Bermond, J.C., Kotzig, A. and Turgeon, J. (1978) On a Combinatorial Problem of Antennas in Radio Astronomy. Fifth Hungarian Colloquium: Colloquia Mathematica Societatis Janos Bolyai 18, Kesthely, 28 June-3 July 1978, 135-149.
5. Colbourne, C. and Charles, J. (2007) Handbook of Combinatorial Designs. CRC Publishing.