Predicting and early warning the natural-gas supply and demand in China based on grey theories
LI Hongbing, LIU Ying, TANG Zihan, HAN Mi, LUO Yu, LIU Ke
Natural Gas Technology and Economy . 2024, (1): 68 -75 .  DOI: 10.3969/j.issn.2095-1132.2024.01.010