@article{10_1017_S0017089518000241,
     author = {SO, TSELEUNG},
     title = {HOMOTOPY {TYPES} {OF} {GAUGE} {GROUPS} {OVER} {NON-SIMPLYCONNECTED} {CLOSED} {4-MANIFOLDS}},
     journal = {Glasgow mathematical journal},
     pages = {349--371},
     year = {2019},
     volume = {61},
     number = {2},
     doi = {10.1017/S0017089518000241},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089518000241/}
}