@article{10_4064_fm180_1_4,
     author = {Virpi Kauko},
     title = {Shadow trees of {Mandelbrot} sets},
     journal = {Fundamenta Mathematicae},
     pages = {35--87},
     year = {2003},
     volume = {180},
     number = {1},
     doi = {10.4064/fm180-1-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm180-1-4/}
}