@article{AM_2000_151_2_a7,
     author = {Burt Totaro},
     title = {Chern numbers for singular varieties and elliptic homology},
     journal = {Annals of mathematics},
     publisher = {mathdoc},
     volume = {151},
     number = {2},
     year = {2000},
     url = {http://geodesic.mathdoc.fr/item/AM_2000_151_2_a7/}
}