1. eSTREAM: the ECRYPT Stream Cipher Project. www.ecrypt.eu.org/stream/
2. NIST SP 800-22: Download Documentation and Software. https://csrc.nist.gov/Projects/Random-Bit-Generation/Documentation-and-Software
3. The GNU Multiple Precision Arithmetic Library. https://gmplib.org/
4. Aumasson, J.P., Dinur, I., Henzen, L., Meier, W., Shamir, A.: Efficient FPGA implementations of high-dimensional cube testers on the stream cipher grain-128 (2009). https://eprint.iacr.org/2009/218.pdf
5. Lecture Notes in Computer Science;S Banik,2012