Hong Seng SimWah June LeongChuei Yee ChenSiti Nur Iqmal Ibrahim2025-01-082025-01-08201810.3934/naco.2018024https://dspace-cris.utar.edu.my/handle/123456789/10774Multi-step spectral gradient methods with modified weak secant relation for large scale unconstrained optimizationjournal-article