Transport Research International Documentation (TRID) https://trid.trb.org/ en-us Copyright © 2026. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Transport Research International Documentation (TRID) https://trid.trb.org/Images/PageHeader-wTitle.jpg https://trid.trb.org/ PUBLIC TRANSPORT: THE ENVIRONMENT AND ECONOMIC EFFICIENCY. PART 2: REDUCING ENERGY CONSUMPTION IN UNDERGROUND SYSTEMS - AN IMPORTANT CONTRIBUTION TO PROTECTING THE ENVIRONMENT. DOCUMENTATION ON SURVEY FINDINGS https://trid.trb.org/View/474113 Mon, 27 Apr 1998 00:00:00 GMT https://trid.trb.org/View/474113 QUALITY AND CUSTOMER'S SATISFACTION. PART 1: OUR TARGET - SATISFYING OUR CUSTOMERS; PART 2: BAROMETER OF QUALITY FOR PASSENGER'S SATISFACTION https://trid.trb.org/View/477403 Mon, 27 Apr 1998 00:00:00 GMT https://trid.trb.org/View/477403 PUBLIC TRANSPORT IN SMALL TOWNS. PART 1: SERVICING SMALLER CITIES SUCCESSFULLY. PART 2: MORE ATTRACTIVE AND ECONOMICAL REGIONAL TRANSPORT https://trid.trb.org/View/477404 Mon, 27 Apr 1998 00:00:00 GMT https://trid.trb.org/View/477404 PUBLIC TRANSPORT: THE ENVIRONMENT AND ECONOMIC EFFICIENCY. PART 1: PROPELLANTS FOR THE THE FUTURE https://trid.trb.org/View/477405 Mon, 27 Apr 1998 00:00:00 GMT https://trid.trb.org/View/477405 PUBLIC TRANSPORT: THE ENVIRONMENT AND ECONOMIC EFFICIENCY. PART 2: REDUCING ENERGY CONSUMPTION IN UNDERGROUND SYSTEMS - AN IMPORTANT CONTRIBUTION TO PROTECTING THE ENVIRONMENT https://trid.trb.org/View/477406 Mon, 27 Apr 1998 00:00:00 GMT https://trid.trb.org/View/477406