%0 Journal Article %A Tim D. Browning %A Lilian Matthiesen %A Alexei N. Skorobogatov %T Rational points on pencils of conics and quadrics with many degenerate fibres %J Annals of mathematics %D 2014 %P 381-402 %V 180 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2014.180.1.8/ %R 10.4007/annals.2014.180.1.8 %G en %F 10_4007_annals_2014_180_1_8