References  

Begeny, J. C. and Greene, D. J. (2014), CAN READABILITY FORMULAS BE USED TO SUCCESSFULLY GAUGE DIFFICULTY OF READING MATERIALS?. Psychol. Schs., 51: 198–215. doi:10.1002/pits.21740

Flesch, Rudolf. “How to Write Plain English.” Guide to Academic Writing Article - Management - University of Canterbury - New Zealand, www.mang.canterbury.ac.nz/writing_guide/writing/flesch.shtml.

Technology  

“Tesseract-Ocr/Tesseract.” GitHub, 10 Nov. 2017, github.com/tesseract-ocr/tesseract.

“OpenCV library.” OpenCV library, opencv.org/.

R. Guo, Q. Dai and D. Hoiem, "Single-image shadow detection and removal using paired regions," CVPR 2011, Providence, RI, 2011, pp. 2033-2040. doi: 10.1109/CVPR.2011.5995725 URL: 'http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=5995725&isnumber=5995307'

Zucker, Matt. “Page dewarping.” Needlessly complex, 14 Aug. 2016, mzucker.github.io/2016/08/15/page-dewarping.html.

“Wiktionary” Wiktionary, the free dictionary, en.wiktionary.org/wiki/Wiktionary:Main_Page.