Maximum matching based approximation algorithms for precedence constrained scheduling problems
An ZHANG, Yong CHEN, Guangting CHEN, Zhanwen CHEN, Qiaojun SHU, Guohui LIN
Operations Research Transactions . 2022, (3): 57 -74 .  DOI: 10.15960/j.cnki.issn.1007-6093.2022.03.005