@article{10_4064_cm_27_2_255_262,
     author = {Jerry F. Williams},
     title = {Concerning a closed subset of a dendroid containing 2-ramification points},
     journal = {Colloquium Mathematicum},
     pages = {255--262},
     publisher = {mathdoc},
     volume = {27},
     number = {2},
     year = {1973},
     doi = {10.4064/cm-27-2-255-262},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-27-2-255-262/}
}