@article{RMC_2005_2005_1_a15,
     author = {Nikkuni, Ryo},
     title = {Homotop{\'\i}a de borde agudo en grafos espaciales.},
     journal = {Revista matem\'atica complutense},
     pages = {181-207},
     publisher = {mathdoc},
     volume = {18},
     number = {1},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RMC_2005_2005_1_a15/}
}