1. Abhishek Bal, Rajib Saha: An Efficient Method for Skew Normalization of Handwriting Image. In: 6th IEEE International Conference on Communication Systems and Network Technologies,Chandigarh;2016.pp. 222-228, ISBN: 978-1-4673-9950-0.
2. Stéphane Nicolas, Thierry Paquet, Laurent Heutte: Text Line Segmentation in Handwritten Document Using a Production System. In: Proceedings of the 9th Int’l Workshop on Frontiers in Handwriting Recognition;2004. IEEE, 2004.
3. Wesley Chin, Man Harvey,Andrew Jennings: Skew Detection in Handwritten Scripts. In: Speech and Image Technologies for Computing and Telecommunications, IEEE TENCON; 1997.
4. M Sarfraj, Z Rasheed: Skew Estimation and Correction of Text using Bounding Box. In: Fifth IEEE conference on Computer Graphics,Imaging and Visualization;2008. pp. 259-264.
5. Govindraju: Analysis of textual image using the Hough transform;Srihari;In: Machine Vision Applications,1989