@article{GT_2003_7_1_a6,
     author = {Guilbault, Craig R and Tinsley, Frederick C},
     title = {Manifolds with non-stable fundamental groups at infinity, {II}},
     journal = {Geometry & topology},
     pages = {255--286},
     publisher = {mathdoc},
     volume = {7},
     number = {1},
     year = {2003},
     doi = {10.2140/gt.2003.7.255},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2003.7.255/}
}