@article{10_37236_2413,
     author = {Vladimir Gruji\'c and Tanja Stojadinovi\'c},
     title = {Hopf algebra of building sets.},
     journal = {The electronic journal of combinatorics},
     year = {2012},
     volume = {19},
     number = {4},
     doi = {10.37236/2413},
     zbl = {1279.16027},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/2413/}
}