On the binary codes of Steiner triple systems, Alphonse Baartmans, Ivan Landjev, Vladimir Tonchev
Department of Mathematical Sciences Publications

The preparata codes and a class of 4‐designs, Alphonse Baartmans, Iliya Bluskov, Vladimir Tonchev
Department of Mathematical Sciences Publications

On the extendability of steiner t‐designs, Alphonse Baartmans, Ian Blake, Vladimir Tonchev
Department of Mathematical Sciences Publications