TY  - BOOK
AU  - Manheim, Marvin L.
TI  - HIERARCHICAL STRUCTURE
U1  - 625.72 
PY  - 1966///
CY  - Cambridge
PB  - M. I. T. Press
KW  - Roads -- Location
KW  - Statistical Decision
N1  - Bibliography : P. 180-182; Massachusetts Institute Of Technology Research Report No. R64-15
ER  -