Amini, K. and Faramarzi, P. (2023). Global convergence of a modified spectral three-term CG algorithm for nonconvex unconstrained optimization problems, Journal of Computational and Applied Mathematics417: 114630.
Awwal, A., Sulaiman, M., Maulana, M., Kumam, P. and Sitthithakerngkiet, K. (2021). Spectral RMIL+ conjugate gradient method for unconstrained optimization with applications in portfolio selection and motion control, IEEE Access9: 75398–75414.
Awwal, A., Wang, L., Kumam, P., Sulaiman, M., Salisu, S., Salihu, N. and Yodjai, P. (2023). Generalized RMIL conjugate gradient method under the strong Wolfe line search with application in image processing, Mathematical Methods in the Applied Sciences2023: 1–13.
Babaie-Kafaki, S. and Ghanbari, R. (2017). An optimal extension of the Polak–Ribiere–Polyak conjugate gradient method, Numerical Functional Analysis and Optimization38(9): 1115–1124.
Birgin, E. and Martinez, J. (2001). A spectral conjugate gradient method for unconstrained optimization, Applied Mathematics and Optimization43: 117–128.
Collignon, T.P. and van Gijzen, M.B. (2010). Two implementations of the preconditioned conjugate gradient method on heterogeneous computing grids, International Journal of Applied Mathematics and Computer Science20(1): 109–121, DOI: 10.2478/v10006-010-0008-4.
Dai, Y., Han, J., Liu, G., Sun, D., Yin, H. and Yuan, Y. (2000). Convergence properties of nonlinear conjugate gradient methods, SIAM Journal on Optimization10(2): 345–358.
Dai, Z. (2016). Comments on a new class of nonlinear conjugate gradient coefficients with global convergence properties, Applied Mathematics and Computation276: 297–300.
Hestenes, M. and Stiefel, E. (1952). Methods of conjugate gradients for solving linear systems, Journal of Research of the National Institute of Standards and Technology49(6): 409–435.
Hu, Q., Zhang, H. and Chen, Y. (2022). Global convergence of a descent PRP type conjugate gradient method for nonconvex optimization, Applied Numerical Mathematics173: 38–50.
Koko, J. (2004). Newton’s iteration with a conjugate gradient based decomposition method for an elliptic PDE with a nonlinear boundary condition, International Journal of Applied Mathematics and Computer Science14(1): 13–18.
Novkaniza, F., Malik, M., Sulaiman, I. and Aldila, D. (2022). Modified spectral conjugate gradient iterative scheme for unconstrained optimization problems with application on COVID-19 model, Frontiers in Applied Mathematics and Statistics8: 1014956.
Polak, B. and Ribiere, G. (1969). Note sur la convergence de methodes de directions conjugues, Mathematical Modelling and Numerical Analysis16(3): 35–43.
Rivaie, M., Mamat, M., June, L. and Mohd, I. (2012). A new class of nonlinear conjugate gradient coefficients with global convergence properties, Applied Mathematics and Computation218(22): 11323–11332.
Sabiu, J., Ibrahim, I.S., Kaelo, P., Malik, M. and Saadi, A.K. (2024). An optimal choice Dai–Liao conjugate gradient algorithm for unconstrained optimization and portfolio selection, AIMS Mathematics9(1): 642–664.
Salihu, N., Kumam, P., Awwal, A., Sulaiman, I. and Seangwattana, T. (2023). The global convergence of spectral RMIL conjugate gradient method for unconstrained optimization with applications to robotic model and image recovery, PLoS ONE18(3): e0281250.
Sulaiman, I., Malik, M., Awwal, A., Kumam, P., Mamat, M. and Al-Ahmad, S. (2022). On three-term conjugate gradient method for optimization problems with applications on Covid-19 model and robotic motion control, Advances in Continuous and Discrete Models2022(1): 1–22.
Sulaiman, I., Sukono, S., Supian, S. and Mamat, M. (2019). New class of hybrid conjugate gradient coefficients with guaranteed descent and efficient line search, 7th International Conference on Global Optimization and Its Application (ICoGOIA 2018), Bali, Indonesia, p. 012021.
Wan, Z., Yang, Z. and Wang, Y. (2011). New spectral PRP conjugate gradient method for unconstrained optimization, Applied Mathematics Letters24(1): 16–22.
Xia, Z., Wang, X., Sun, X. and Wang, Q. (2015). A secure and dynamic multi-keyword ranked search scheme over encrypted cloud data, IEEE Transactions on Parallel and Distributed Systems27(2): 340–352.
Zhang, L., Zhou, W. and Li, D.-H. (2006). A descent modified Polak Ribiere Polyak conjugate gradient method and its global convergence, IMA Journal of Numerical Analysis26(4): 629–640.
Zoutendijk, G. (1970). Nonlinear programming computational methods, in J. Abadie (Ed.), Integer and Nonlinear Programming, North-Holland, Amsterdam, pp. 37–86.