%0 Journal Article %A Li, Duo %T Projective bundles and blowing ups %J Comptes Rendus. Mathématique %D 2021 %P 1129-1133 %V 359 %N 9 %I Académie des sciences, Paris %U http://www.numdam.org/articles/10.5802/crmath.249/ %R 10.5802/crmath.249 %G en %F CRMATH_2021__359_9_1129_0