@inproceedings { khot13ilp_open,
author = {T. Khot and S. Natarajan and K. Kersting and J. 
Shavlik},
title = {Learning Relational Probabilistic Models from 
Partially Observed Data {--} Opening the Closed{--}World 
Assumption},
year = {2013},
booktitle = {Post{--}Proceedings of the 23nd 
International Conference on Inductive Logic Programming 
(ILP{--}2013)},
editor = {G. Zaverucha, V. Santos Costa},
publisher = {Springer},
note = {(To appear)},
series = {LNAI},
month = {August, 28{--}30},
address = {Rio de Janeiro, Brazil}
}