@article{AIF_2018__68_4_1609_0,
     author = {Qu, Feng},
     title = {Virtual pullbacks in $K$-theory},
     journal = {Annales de l'Institut Fourier},
     pages = {1609--1641},
     publisher = {Association des Annales de l{\textquoteright}institut Fourier},
     volume = {68},
     number = {4},
     year = {2018},
     doi = {10.5802/aif.3194},
     language = {en},
     url = {https://aif.centre-mersenne.org/articles/10.5802/aif.3194/}
}