@article{AIF_2014__64_1_203_0,
     author = {Taji, Behrouz},
     title = {Birational positivity in dimension $4$},
     journal = {Annales de l'Institut Fourier},
     pages = {203--216},
     publisher = {Association des Annales de l{\textquoteright}institut Fourier},
     volume = {64},
     number = {1},
     year = {2014},
     doi = {10.5802/aif.2845},
     zbl = {1326.14093},
     mrnumber = {3330547},
     language = {en},
     url = {https://aif.centre-mersenne.org/articles/10.5802/aif.2845/}
}