1. Extended skolem sequences
2. Extended near Skolem sequences, Part I;Baker C. A.;J. Combin. Des.,2021
3. Extended near Skolem sequences, Part III;Baker C. A.;J. Combin. Des,2021
4. J.‐C.Bermond A. E.Brouwer andA.Germa Systèmes de triplets et différences associées Problèmes combinatoires et théorie des graphes (Colloq. Internat. CNRS Univ. Orsay Orsay 1976) Colloq. Internat. CNRS vol. 260 CNRS Paris 1978 pp. 35–38.
5. Note Concerning an Odd Langford Sequence