1. Abu, N.A., F. Ernawan and F. Salim, 2015. A smooth formant peak via discrete tchebichef transform. J. Comput. Sci., 11: 351-360.
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2. Ernawan, F., N.A. Abu and N. Suryana, 2014. Psychovisual threshold for generating quantization process in tchebichef moment image compression. J. Comput., 9: 702-710.
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3. Ernawan, F., N.A. Abu and N. Suryana, 2014. Integrating a smooth psychovisual threshold into an adaptive JPEG image compression. J. Comput., 9: 644-653.
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4. Ernawan, F., N.A. Abu and N. Suryana, 2014. An optimal tchebichef moment quantization using psychovisual threshold for image compression. Adv. Sci. Lett., 20: 70-74.
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5. Ernawan, F., N.A. Abu and N. Suryana, 2014. An adaptive JPEG image compression using psychovisual model. Adv. Sci. Lett., 20: 26-31.
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6. Abu, N.A. and F. Ernawan, 2014. Psychovisual threshold on large tchebichef moment for image compression. Applied Mathemat. Sci., 8: 6951-6961.
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7. Abdullah, R.S., N.A. Abu, M.A. Faizal and Z.A.M. Noh, 2014. Understanding the threats of botnets detection: A wide scale survey. Res. J. Inform. Technol. 6: 135-153.
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8. Ernawan, F., N.A. Abu and N. Suryana, 2013. Vowel recognition using discrete tchebichef transform. J. Applied Sci., 13: 465-471.
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9. Ernawan, F., N.A. Abu and N. Suryana, 2013. Adaptive tchebichef moment transform image compression using psychovisual model. J. Comput. Sci., 9: 716-725.
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10. Ariffin, M.R.K., M.A. Asbullah, N.A. Abu and Z. Mahad, 2013. A new efficient asymmetric cryptosystem based on the integer factorization problem of N = p²q. Malaysian J. Math. Sci., 7: 19-37.
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11. Abu, N.A., F. Ernawan and N. Suryana, 2013. An image dithering via tchebichef moment transform. J. Comput. Sci., 9: 811-820.
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12. Zulkiflee, M., Y. Robiah, N.A. Abu and S. Shahrin, 2012. Improvising intrusion detection for malware activities on dual-stack network environment. World Acad. Sci. Eng. Technol., 6: 536-544.
13. Zulkiflee, M., M.A. Faizal, I.O.M. Fairus, A. Nur Azman and S. Shahrin, 2011. Behavioral analysis on IPv4 Malware in both IPv4 and IPv6 network environment. Int. J. Comput. Sci. Inform. Security, 9: 10-15.
14. Rahmalan, H., N.A. Abu and S.L. Wong, 2010. Using tchebichef moment for fast and efficient image compression. J. Pattern Recogn. Image Anal., 20: 505-512.
15. Abu, N.A., S.L. Wong, H. Rahmalan and S. Sahib, 2010. Fast and efficient 4x4 tchebichef moment image compression. Majlesi J. Elect. Eng., 4: 37-45.
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16. Abu, N.A. and S. Sahib, 2010. One megabit random ambience. Int. J. Cryptol. Res., 2: 73-87.
17. Lang, W.S., N.A. Abu and S. Sahib, 2009. Cryptographic key from webcam image. Int. J. Cryptol. Res., 1: 115-127.
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18. Ariffin, M.R.K. and N.A. Abu, 2009. AA_β-Cryptosystem: A chaos based public key cryptosystem. Int. J. Cryptol. Res., 1: 149-163.
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19. Abu, N.A., N. Suryana and S. Sahib, 2004. Factoring carmichael numbers using general lucas sequences. J. Matematika, 4: 131-136.
20. Seow, B.C., S.K. Yeoh, S.L. Lai and N.A. Abu, 2002. Image based fingerprint verification. Proceedings of the Student Conference on Research and Development Proceedings, (SCORD`02), Malaysia, pp: 58-61.
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21. Bhatti, F.M. and N.A. Abu, 2002. Some properties of weight factors arising in low-density series expansion for percolation models. J. Phys. Soc. Jpn., 71: 43-48.
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22. Abu, N.A., N.A. Zahari and I.Z. Zakaria, 2000. The simulation of 256-bit elliptic curve cryptosystem. Proceedings of the 5th Asian Technology Conferences in Mathematics, December 17-21, 2000, Chiang Mai, Thailand, pp: 230-239.