The permutation flow shop batch scheduling problem: an improved population-based iterative greedy algorithm with self-adaption and self-viewingXiyang Liu, Fangjun Luan, Ming Zhao, Haomin Zhao and Ye ZhangRAIRO-Oper. Res., 60 2 (2026) 553-575DOI: https://doi.org/10.1051/ro/2026005