@article{CMH_1980__55_139853,
     author = {Frank Quinn and Michael Freedman},
     title = {A quick proof of the 4-dimensional stable surgery theorem.},
     journal = {Commentarii mathematici Helvetici},
     pages = {668--671},
     publisher = {mathdoc},
     volume = {55},
     year = {1980},
     zbl = {0453.57024},
     url = {http://geodesic.mathdoc.fr/item/CMH_1980__55_139853/}
}