Tehran - Phase 1 completed, but the target is 370 km by 2020
Metro report ; 40-43
2006
Aufsatz (Zeitschrift)
Englisch
Tehran plans 13-line network by 2020
IuD Bahn | 2006
NTRS | 1968
NTIS | 1968
Luckenbach reconversion completed
Engineering Index Backfile | 1949
British Library Online Contents | 1999