@incollection{JerHalSon_nips13,
 author = {Yacine Jernite and Yoni Halpern and David Sontag},
 title = {Discovering Hidden Variables in Noisy-Or Networks using Quartet Tests},
 booktitle = {Advances in Neural Information Processing Systems 26},
 pages = {2355--2363},
 publisher = {MIT Press},
 year = {2013}
}