Zull, N., Khadijah, W., Khalthum, U., Yusof, M., Shoid1, Mohd Rivaie, S., & Mamat, M. (2018). A Comparative Study of the Spectral Conjugate Gradient Methods in Regression Analysis. International Journal of Engineering & Technology, 7(3.28), 316-320. https://doi.org/10.14419/ijet.v7i3.28.23468