- The market test project feasibility study, NM Regional Rail, A Transportation Transformation , was prepared for the Bernalillo County Transportation Development District (BCTDD) in June 1996.
- The American Public Transportation Association’s links to online studies. Included are links to four studies by Paul M. Weyrich and William S. Lind
- LR55 is a concept in tramway track and tracklaying which has been developed by Professor Lewis Lesley in Liverpool. Revolutionarily inexpensive and quick to install.