@article{10_4064_fm178_3_5,
     author = {F\'elix Cabello S\'anchez},
     title = {Quasi-homomorphisms},
     journal = {Fundamenta Mathematicae},
     pages = {255--270},
     publisher = {mathdoc},
     volume = {178},
     number = {3},
     year = {2003},
     doi = {10.4064/fm178-3-5},
     language = {de},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm178-3-5/}
}