@article{10_4064_fm189_2_6,
     author = {Jo Heath and Van C. Nall},
     title = {Centers of a dendroid},
     journal = {Fundamenta Mathematicae},
     pages = {173--183},
     publisher = {mathdoc},
     volume = {189},
     number = {2},
     year = {2006},
     doi = {10.4064/fm189-2-6},
     language = {de},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm189-2-6/}
}