%0 Journal Article %A Mark E. Walker %T Total Betti numbers of modules of finite projective dimension %J Annals of mathematics %D 2017 %P 641-646 %V 186 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2017.186.2.6/ %R 10.4007/annals.2017.186.2.6 %G en %F 10_4007_annals_2017_186_2_6