The need for a scientific approach and co-ordination in traffic management

Wijeyesekera, D.S.Ratnayake, L.L.2018-04-192018-04-191979Transactions - 1979:p.13-19https://dl-iesl.nsf.gov.lk/handle/1/536The need for a scientific approach and co-ordination in traffic managementTechnical Paper