TY  - RPRT
TI  - The preservation of the Constitution of Puerto Rico 
AU  - Passaglia, Elio
AU  - Dickens, Brian
PY  - 1983
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 83-2743
DO  - 10.6028/NBS.IR.83-2743
ER  -