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Forbes, Anthony D.; Griggs, Terry S. and Forbes, Kim A.
(2018).
URL: https://ajc.maths.uq.edu.au/pdf/70/ajc_v70_p386.pd...
Abstract
Apart from two possible exceptions, the design spectrum has been determined for every graph with six vertices and at most eight edges. The purpose of this note is to establish the existence of the two missing designs, both of order 32.