@article{EXMA_2005__14_2_52157,
     author = {Drenning, Shawn and Palagallo, Judith and Price, Thomas and Strichartz, Robert S.},
     title = {Outer boundaries of self-similar tiles.},
     journal = {Experimental mathematics},
     pages = {199--209},
     publisher = {mathdoc},
     volume = {14},
     number = {2},
     year = {2005},
     zbl = {1082.52501},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMA_2005__14_2_52157/}
}