@article{KYB_1989__25_Suppl_a5,
     author = {Pearl, Judea and Geiger, Dan and Verma, Thomas},
     title = {Conditional independence and its representations},
     journal = {Kybernetika},
     pages = {33--44},
     publisher = {mathdoc},
     volume = {25},
     number = {Suppl},
     year = {1989},
     mrnumber = {1014699},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1989__25_Suppl_a5/}
}