@article{JSFS_2020__161_1_91_0,
     author = {Shpitser, Ilya},
     title = {Identification in {Causal} {Models} {With} {Hidden} {Variables}},
     journal = {Journal de la soci\'et\'e fran\c{c}aise de statistique},
     pages = {91--119},
     publisher = {Soci\'et\'e fran\c{c}aise de statistique},
     volume = {161},
     number = {1},
     year = {2020},
     mrnumber = {4125250},
     zbl = {1445.62129},
     language = {en},
     url = {http://www.numdam.org/item/JSFS_2020__161_1_91_0/}
}