@article{10_4064_aa157_2_4,
     author = {Jean-Louis Colliot-Th\'el\`ene and Fei Xu},
     title = {Strong approximation for the total space of
 certain quadric fibrations},
     journal = {Acta Arithmetica},
     pages = {169--199},
     publisher = {mathdoc},
     volume = {157},
     number = {2},
     year = {2013},
     doi = {10.4064/aa157-2-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa157-2-4/}
}