@article{10_37236_162,
     author = {Pedro Pablo P\'erez Velasco and Juan de Lara},
     title = {A reformulation of matrix graph grammars with {Boolean} complexes},
     journal = {The electronic journal of combinatorics},
     year = {2009},
     volume = {16},
     number = {1},
     doi = {10.37236/162},
     zbl = {1186.05115},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/162/}
}