@article{GT_2017_21_1_a1,
     author = {Gompf, Robert},
     title = {Minimal genera of open 4{\textendash}manifolds},
     journal = {Geometry & topology},
     pages = {107--155},
     publisher = {mathdoc},
     volume = {21},
     number = {1},
     year = {2017},
     doi = {10.2140/gt.2017.21.107},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2017.21.107/}
}