BibTex format
@article{Iozzi:2014:10.1257/mic.6.3.106,
author = {Iozzi, A and Valletti, T},
doi = {10.1257/mic.6.3.106},
journal = {American Economic Journal: Microeconomics},
pages = {106--135},
title = {Vertical contracting and countervailing power},
url = {http://dx.doi.org/10.1257/mic.6.3.106},
volume = {6},
year = {2014}
}