Graf, R., 		King, R., & 		Suda, M.
(2017).
 Quality Assessment Method for Warping and Cropping Error Detection in Digital Repositories.
<em>Qualitative And Quantitative Methods In Libraries, 4</em>(4), 811-820.
Retrieved from <a href="http://www.qqml.net/index.php/qqml/article/view/307" target="_new">http://www.qqml.net/index.php/qqml/article/view/307</a>