Concepedia
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Publications
1
Citations
37
H-Index
Active since
1975
L E Haefner is an author specializing in policy evaluation, highway project evaluation, and engineering.
Publications per year
1975–1975
METHODS FOR EVALUATING HIGHWAY SAFETY IMPROVEMENTS
John Laughland, L E Haefner, J W Hall et al. · National Cooperative Highway Research Program report · 1975 · 37 citations
Engineering, Automotive Engineering, Transportation Planning +17
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