Railways in Romania / Caile ferate din Romania. References / Referinte:
1. http://www.igpr.ro/DPT/images/jpg/cai_ferate.jpg
2. http://trainz.uv.ro/maps/cfr/cfr_flash.html
3. http://www.cfr.ro/images_cfr/harta_linii_inchise.jpg

4. http://1.bp.blogspot.com/_cbqm1p3Iac0/SPyKe-cfzDI/AAAAAAAADRw/DJZov6dv4dI/s1600-h/harta_cfr_schema.jpg
English Wikipedia [1]
Andrei Nacu