@article{10_4171_dm_92,
     author = {Rolf M. Mantel and Bernold Fiedler},
     title = {Crossover collision of scroll wave filaments},
     journal = {Documenta mathematica},
     pages = {695--731},
     year = {2000},
     volume = {5},
     doi = {10.4171/dm/92},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/92/}
}