Group divisible designs with block-size four

A.E. Brouwer, A. Schrijver, H. Hanani

    Research output: Contribution to journalArticleAcademicpeer-review

    151 Citations (Scopus)


    It is proved that the obvious necessary conditions for the existence of a group divisible design with k = 4 are sufficient, except for the cases corresponding to the non-existing transversal designs T[4, 1; 2] and T[4, 1; 6].
    Original languageEnglish
    Pages (from-to)1-10
    Number of pages10
    JournalDiscrete Mathematics
    Publication statusPublished - 1977


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