@article{H.2009,
author = {Paul H. Jensen and Robin E. Stonecash},
title = {Contract type and the cost of provision: evidence from maintenance service contracts},
journal = {Fiscal Studies},
year = {2009},
month = {Oct},
volume = {30},
number = {2},
pages = {279},
issn = {Print 0143-5671 Online: 1475-5890},
url = {http://www3.interscience.wiley.com/journal/122652898/abstract},
}