The following publications are possibly variants of this publication:
- Minimizing Makespan in a Two-Machine Flow Shop with Delays and Unit-Time Operations is NP-HardWenci Yu, Han Hoogeveen, Jan Karel Lenstra. scheduling, 7(5):333-348, 2004. [doi]
- Hybrid Particle Swarm Optimization for Flow Shop Scheduling with Stochastic Processing TimeBo Liu, Ling Wang, Yihui Jin. cis 2005: 630-637 [doi]
- Two-stage open-shop scheduling with a two-machine flow shop as a stage: approximation algorithms and empirical experimentsJianming Dong, Joshua Chang, Bing Su, Jueliang Hu, Guohui Lin. scheduling, 23(5):595-608, 2020. [doi]