BibTex format
@article{Flaxman:2016:10.1145/2806892,
author = {Flaxman, SR and Neill, DB and Smola, AJ},
doi = {10.1145/2806892},
journal = {ACM Transactions on Intelligent Systems and Technology},
title = {Gaussian Processes for Independence Tests with Non-iid Data in Causal Inference},
url = {http://dx.doi.org/10.1145/2806892},
volume = {7},
year = {2016}
}