1. [1] N. Normand, and C. Viard-Gaudin, "A Two-Dimensional Bar Code Reader," Pattern Recognition, 1994, Vol. 3, pp. 201-203.
2. [2] C. Viard-Gaudin, N. Normand, and D. Barba, "Algorithm Using a Two-Dimensional Approach," Proc. of the Second Int. Conf. on Document Analysis and Recognition, 1993, No. 20-22, pp. 45-48.
3. [3] R. Muniz, L. Junco, and A. Otero, "A Robust Software Barcode Reader using the Hough Transform," Proc. of Int. Conf. on Information Intelligence and Systems, 1999, No. 31, pp. 313-319.
4. [4] S.M. Youssef and R.M. Salem, "Automated barcode recognition for smart identification and inspection automation," Expert Syst. Appl., 2007, Vol. 33, No. 4, pp. 968-977.
5. [5] S. Arnould, G.J. Awcock, and R. Thomas, "Remote Bar-code Localization Using Mathematical Morphology," Image Processing and its Applications, 1999, Vol. 2, No. 465, pp. 642-646.