@article{10_2140_agt_2005_5_1655,
     author = {Fischer, Hanspeter and Zastrow, Andreas},
     title = {The fundamental groups of subsets of closed surfaces inject into their first shape groups},
     journal = {Algebraic and Geometric Topology},
     pages = {1655--1676},
     year = {2005},
     volume = {5},
     number = {4},
     doi = {10.2140/agt.2005.5.1655},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2005.5.1655/}
}