共 50 条
- [11] Market segmentation and dynamic price discrimination in the U.S. airline industry Journal of Revenue and Pricing Management, 2023, 22 : 338 - 361
- [14] Profit cycle ahead for U.S. airlines Aviation Week and Space Technology (New York), 1994, 140 (23):
- [16] CONSERVATION OF ENERGY IN INDONESIA'S CEMENT INDUSTRY. World cement technology, 1980, 11 (06): : 279 - 282