“…At present, many MCDM methods under the HFL environment have been presented, such as the HFL-AHP (Analytic Hierarchy Process) (Tuysuz & Berna, 2017;Mi et al, 2019b), HFL-BWM (Liao, Mi, Yu, & Luo, 2019a), HFL-TOPSIS method (Beg, & Rashid, 2013), HFL-COPRAS method (Zheng, Xu, He, & Liao, 2018), HFL-VIKOR method (Liao, Xu, & Zeng, 2015a), and HFL-MABAC (Multi-Attributive Border Approximation area Comparison) method (Sun, Hu, Zhou, & Chen, 2018). The AHP method is a popular MCDM method which is often used to calculate weights of criteria.…”