%0 Journal Article %A Rosalind A. Cameron %A David A. Pike %T Decomposable twofold triple systems with non-Hamiltonian 2-block intersection graphs %J The electronic journal of combinatorics %D 2020 %V 27 %N 4 %U http://geodesic.mathdoc.fr/articles/10.37236/7969/ %R 10.37236/7969 %F 10_37236_7969