['Thereupon', ',', 'the', 'new', 'emphases', 'on', 'sustainability', 'of', 'transportation', 'system', 'in', 'megalopolis', 'are', 'creating', 'new', 'demands', 'for', 'adequate', 'approach', 'to', 'measure', 'its', 'performance', 'and', 'diagnosis', 'potential', 'drawbacks', '.']