@article{10_37236_1458,
     author = {Bojan Mohar and Riste Skrekovski},
     title = {The {Gr\"otzsch} theorem for the hypergraph of maximal cliques},
     journal = {The electronic journal of combinatorics},
     year = {1999},
     volume = {6},
     doi = {10.37236/1458},
     zbl = {0930.05040},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/1458/}
}