@article{10_4064_fm918_6_2016,
     author = {Hanspeter Fischer and Andreas Zastrow},
     title = {Word calculus in the fundamental group of the {Menger} curve},
     journal = {Fundamenta Mathematicae},
     pages = {199--226},
     publisher = {mathdoc},
     volume = {235},
     number = {3},
     year = {2016},
     doi = {10.4064/fm918-6-2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm918-6-2016/}
}