@article{GT_2022_26_1_a7,
     author = {Balwe, Chetan and Sawant, Anand},
     title = {\ensuremath{\mathbb{A}}1{\textendash}connected components of ruled surfaces},
     journal = {Geometry & topology},
     pages = {321--376},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {2022},
     url = {http://geodesic.mathdoc.fr/item/GT_2022_26_1_a7/}
}