@article{10_4064_fm232_1_2,
     author = {Isaac Goldbring and Alessandro Sisto},
     title = {The fundamental group of a locally finite graph with ends{\textemdash}a hyperfinite approach},
     journal = {Fundamenta Mathematicae},
     pages = {21--39},
     publisher = {mathdoc},
     volume = {232},
     number = {1},
     year = {2016},
     doi = {10.4064/fm232-1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm232-1-2/}
}